All in One - Jobs Test bd - BCS, Bank, Admission, Job ... · Let, The number = x ATQ, 2/5 × ¼ × 3/7 × x =15 Or, 16x/ 140 = 15 Or, x = 350 ½ of 350 =175 36. Length of a train

All in One

Job Information For All Students (Bcs & Bank)

InDEx 1.Basic Bank (Assistant Manager)-2018 2. Combined 3 Banks So-2018 3. ICB Assistant Programmer-2017. 4. PKB SEO- 2018 5. PKB EO (Cash)-2018 6.Sonali Bank (Assistant Programmer)-2016 7. Sonali Bank (Cash Officer)-2018 8. ICB DEO-2018 9. Karmasangsthan Bank DEO-2018 10. Janata bank EO (civil)-2017 11. Bangladesh Krishi Bank DEO-2018 12. Combined 8 Bank senior officer-2018 13. Combined 2 bank Officer(General)-2018

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Bangla ?

A. B. C. D.

A. B. C. D.

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A. B. C. D.

Exp: 04. ? A. B. C. D.

05. ? A. B. C. D.

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A. B. C. D.

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A. B. C. D.

08. ? A. B. C. D.

09. ? A. B. C. D.

10. ? A. B. C. D.

11. ? A. B.

C. D.

12. ? A. B. C. D.

13. ? A. B. C. D.

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A. B. C. D.

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A. B. C. D.

16. A. B. C. D.

English (17-20): Select the pair that best expresses a relationship SIMILAR to that expressed in the original pair. 17. Ostrich: Bird A. bud : leaf B. tiger : cat C. guest : storm D. lizard : frog

tiger : cat Answer: Ostrich- Bird Tiger- Cat. 18. Curdle: Milk A. flow : water B. change : oil C. brew: coffee D. clot: blood

clot: blood Exp: Milk Curdle ; , Blood Clot 19. Conscious : Careless A. careful : ugly B. graceful: ugly C. generous : unkind D. careful : indifferent

careful : indifferent Exp: 20. Light : Blind tongue : sound voice : vibration speech : dumb None of them

speech : dumb Exp: Blind cant see light. Dumb cannot speak. Q. (21 24): Fill in the blank with right option. 21. Complete shutdown ___ observed today against new law.

A. is being B. can be C. is been D. was been

is being Exp: Passive voice of present continuous tense. 22. The officer has stayed away from ____ populism such as raising the income tax exemption limit. A. restricted B. classified C. overt D. furtive

overt 23. Mohit was advised to take ______ since he broke his leg in the accident. A. medicine B. coffee C. leftover D. rest

rest 24. We must Endeavour to _______ the miseries of poor. A. mitigate B. elaborate C. discourage D. Augment

mitigate Q. (25 28): Choose the correct word spelling from the given options. 25. A. Lassivious B. Lascivious C. Lacivoius D. Lasivious

Lascivious 26. A. Velnerable

B. Vulnarable C. Vulnerable D. Valnerable

Vulnerable 27. Adulterate Adeldurate Adulterat Adultarate

Adulterate 28. A. Dicotomy. B. Dicotemy C. Dichotomy D. Dechotomy

Dichotomy

Mathematics Choose the correct answer. 29. In a container, there are 2 green marbles and 2 red marbles. You randomly pick the marbles. What is the probability that both of them are green? A. 1/2 B. 1/3 C. ¼ D. 1/6

D Solution: green ball = 2 Red ball = 2 From 4 balls, possibility of 2 green = 4C2 = 6 From 2 balls, possibility of 1 green = 2C2 = 1. From rest 2 balls, possibility of being green = 2C2=1 Possibility of 2 green = (2C2 x 2C2)/4C2= (1×1)/6= 1/6

30. To represent a family budget on a circle graph, how many degrees of the circle should be used to represent an item that is 20% of the total budget? A. 76° B. 72o C. 60° D. 20°

72o Solution: Total circle = 360° 20% used 20% of 360° = (20/100) × 360° = 72° 31. A boat sailing against a stream of river tanks 6 hours to travel 24tm, while sailing with the stream it takes 4 hours to travel the same distance. What is the speed of the stream? A. 2.5 km/hr B. 1.5 km/hr C. 1 km/hr D. 0.5 km/hr

1 km/hr Solution: Let, Speed of stream =y & Speed of boat = x ATQ, x-y= 24/6 = 4 (i) x+y = 24/4 = 6 (ii). From, (ii) (i), x+y-x+y = 6-4 Or, 2y = 2 Or, y = 1 32. A milkman purchases the milk at Tk. x per liter and sells it Tk. 2x per liter still he mixes 2 liters water with every 6 liters of pure milk. What is the profit percentage? A. 116% B. 166.66% C. 60%

D. 100% 166.66%

Solution: Let, He purchases 6liters milk. So, cost of 6 liters = 6x tk. After mixing 2 liters waters, he sells , (6+2)= 8 liters Now, selling price of 8 liters = 8 × 2x = 16x tk. Profit = 16x 6x = 10x tk. Profit percentage = (10x/6x) × 100 = 166.66% 33. A man could buy a certain number of notebooks for Tk. 300. If each notebook cost is Tk. 5 more, he could have bought 10 notebooks less for the same amount. Find the price of each notebook? A. 15 B. 20 C. 10 D.

10 Solution: Let, Cost of 1 Note book = x tk. ATQ, 300/x = {300/(x+5)} + 10 Or, (300/x) 300/(x+5) = 10 Or, (300x+1500-300x)/{x(x+5)} = 10 Or, x(x+5)10 = 1500 Or, x2 +5x-150 = 0 Or, (x+15)(x-10) =0 Or, x≠ -15, x=10 34, 4 men and 6 women can complete a work in days, while 3 men and 7 women can complete it in 10 days. In how many days will 10 women complete it? A. 40 days B. 36 days C. 32 days

D. 34 days 40 days

Solution: 4men + 6 women complete in 1 day = 1/8 part -(1) 3 men + 7 women complete in 1 day = 1/10 part (2) From, (1)×3 (2) ×4 12men + 18 women complete in 1 day = 3/8 part -(1- 12 men + 28 women complete in 1 day = 4/10 part (2) -10 women complete in 1 day = 3/8 4/10 = -1/40 So, 10 women complete in 1 day = 3/8 4/10 = 1/40 part So, they complete the work in 40 days 35. Two-fifth of one-fourth of three seventh of a number is 15. What is the half of the number? A. 75 B. 157 C. 175 D. 57

175 Solution: Let, The number = x ATQ, 2/5 × ¼ × 3/7 × x =15 Or, 16x/ 140 = 15 Or, x = 350 ½ of 350 =175 36. Length of a train is 170 meters and speed of train is 63 km/hour. This train can pass a bridge in 30 seconds, then find the length of the bridge. A. 355m B. 325m C. 365m D. 312m

355m Solution: Let,

Length of bridge = x m ATQ, 63000/(60×80) = (170x+x)/30 Or, x+170 = 105 × 5 Or, x =525- 170 Or, x = 355 37. A water tank has two taps (Tap-1 and Tap 2). Tap-1 can fill a tank in 8 hours and Tap-2 can empty the tank in 16 hours. How long will they fill the tank if both taps are opened simultaneously but Tap-2 is closed after 8 hours? 10 12 14 16

12 Solution: Tap-1, fills in 1 hr = 1/8 Tap-2, empties in 1 hr = 1/16 When both taps are open, the tank fills in 1 hr = (1/8 1/16) = 1/16 In 8 hrs, the tank fills = 1/16 × ½ Remaining = 1 ½ = ½ ½ is filled by only Tap 1 1/8 is filled by Tap-1 in 1 hr So, ½ is filled by = (1×8)/2= 4 hr Total time = 8+4 = 12 hr 38. A cylindrical rod of iron, whose height is equal to its radius, is melted and cast into spherical balls whose radius is half the radius of the rod. Find the number of balls. A. 3 B. 4 C. 5 D. 6

6 Solution: Volume of cylinder = πr2h [Here h = r] = πr2×r = πr3

Volume of sphere = 4/3 πr3 [Here r = r/2) =(4/3) π× (r/2)3 = (πr3)/6 Number of balls = πr3/( πr3/6)= 6 39. Rahim borrowed Tk. 800 at 6% per annum and Karim borrowed Tk. 600 at 10% per annum. After how much time, will they both have equal debts? A. (50/3)×yr B. (83/3)×yr C. (44/3)×vr D. (20/3)×yr

50/3)×yr Solution: Let, After x years their debts will be equal. ATQ, {800 × (6 × x)/ 100}+800 = {600 × (10 × x)/ 100}+600 ⇒ 48x + 800 = 60x + 600 ⇒ 60x 48x = 800 600 ⇒12x = 200 ⇒ x = 50/3 40. The average of 6 numbers is 25. If 3 more numbers, with an average of 22 are added to these numbers, what will be the average of the combined 9 numbers? A. 24 B. 25 C. 26 D. 28

24 Solution: Sum of 6 numbers = (6×25) = 150. Sum of 3 additional numbers = (3 × 22) = 66. Sum of (6 + 3) =9 numbers = (150+66)=216 .:. average of 9 numbers = 216/9 = 24 41. The difference of two numbers is 1365. On dividing the larger number by the smaller, we get 6 as quotient and the 15 as remainder. What is the smaller number? A. 270

B. 1270 C. 350 D. 720

270 Solution: Let, Smaller number = x, difference =1365 So, the larger number = (x +1365) ATQ, 6x +15 = x+ 1365 Or, 5x = 1350 Or, x= 270 42. The product of two positive numbers is p. If each of the number is increased by 2, the new product is how much greater than twice the sum of the two original number? A. p times B. 2p times C. (p + 4) times D. (2p + 3) times

p + 4) times Solution: Let, One number is = x; other = y xy = P (i) (x + 2) (y + 2) = xy + 2y + 2x + y xy + 2 (x + y) + 4 = xy + 4 + 2(x + y) = P + 4 + 2(x + y) The new result is (P+4) greater. 43. If a > b > 1, then which of the following is true? A. a2>b2 B. a2> ab C. b + a> 2a D. a b<0

: a2>b2

Solution: Let, a = 3 & b=2 Option a) a2> b2 = (3)2> (2)2 = 9 > 4 True Option b) a2 < ab = (3)2 < 3 x 2 =9<6 false Option c) a b<0= 3-2<0 = 1< 0 false Option d) b +a > 2a = 2+3> 2 x 3 = 5 > 6 false 44. A and B together can do a piece of work in 40 days. A having worked for 20 days, finishes the remaining work alone in 60 days. In how many days shall B finish the whole work alone? A. 60 days B. 70 days C. 80 days D. 90 days

C Solution:

Then, x + y = 1/40 (1) 20x + 60y = 1 -(2) From (2) (1)×20, 20x + 60y 20x -20y = 1 ½ Or, 40y = ½ Or, y = 1/80

Hence, B alone finishes the work in 80 days 45. A jar contains white, red and green marbles in the ratios 2:3:5. Six more green marbles are added to the jars, and then the ratio becomes 2 : 3:7. How many white marbles are there in the jar? A. 5 B. 6 C. 9 D. 10

6 Solution:

Ratio of W : R : G= 2: 3:5 If 6 Green is added, Ratio becomes W: R:G = 2: 3:7 Difference of ratio for 6 marbles = 7 5 = 2 For 1 ratio = 3 marbles White marbles = 2×3 = 6 46. The length of a rectangular plot is 3 folds its width. Half the area of the plot is covered by a playground whose area is 363 square meter. What is the length of the plot? A. 18.50m B. 13.61m C. 17.21m D. 15.51m

None Solution: Let, width = x .:. The length of the plot = 3x ATL, x × 3x = 363 × 2 ⇒3×2 = 363 × 2 ⇒ x = 15.56 The length of the plot = 3×15.56 = 46.67 m 47. A box contains 10 electric bulbs from which 2 bulbs are defective. Two bulbs are chosen at random. What is the probability that one of them is defective? A. 3/10 B. 16/45 C. 25/68 D. 8/33 =x 363×2

16/45 Solution: Defective 2; Normal Probability that one of them is defective will be, = (8C1×2C2)/10C2 = (8×2)/45 = 16/45

48. Three pipes A, B and C can fill a tank in 6 hours. After working at it together for 2 hours, C is closed and A and B can fill the remaining part in 6 hours. The number of hours taken by C alone to fill the tank is: A. 8 hours B. 10 hours C. 14 hours D. 18 hours

18 hours Solution: A + B+C fill the tank in 6 hrs A+B+C fill in 2 hrs = 2/6 = 1/3 Remaining = 1- 1/3 = 2/3 In 6 hrs A + B fill 2/3 In 1 hr A + B fill 2/3 × 1/6 = 1/9 Now C alone fill in 1 hr = 1/6 1/9 = 1/18 So, C needs 18 hrs to fill the tank. 49. If x=7 4√3 then find the value of x+1/x? A. 3√3 B. 8√3 C. 14 D. 14 + 8√3

14 Solution: x =7 4√3 1/x = 1/(7 4√3) = (7 + 4√3)/ (7 4√3)( 7 + 4√3) = (7 + 4√3)/49-48 =(7 + 4√3) x+1/x = 7 4√3 + 7 + 4√3 = 14 50. An employer pays 3 workers X, Y and Z a total of Tk. 36,600 a week. X is paid 125% of the amount Y is paid and 80% of the amount Z is paid. How much does X make a week? A. 9,000 B. 12,000 C. 10,800 D. 11,700

12,000 Solution:

X= 125% of y = 125y/100 = 5y/4 Or, y = 4x/5 Again, X= 80% of z = 80z/100 = 4z/5 Or, z= 5x/4 X:y:z = x:4x/5:5x/4 = 20:16:25 Sum of ratio = 20+16+25=61 So, x makes a week = 20/61 × 36600 = 20×600=12000 51. The volume of a rectangular solid is to be increased by 50% without altering its base. To what extent the height of the solid must be changed. A. 50% B. 40% C. 30% D. 20%

50% Solution: Let, Volume = LBH ATC, LBH + 50% of LBH =LBH + LBH/2 Let, H is to bbe increased by x% So, LB(H+Hx/100) = LBH + LBH/2 Or, LBH + LBHx/100 = LBH + LBH/2 Or, LBHx/100 = LBH/2 Or, x/100= ½ Or, x = 50% 52. If is added to the square of a number, the answer so obtained is 16202. What is the 1/26 of that number? A. 5.65 B. 2.70 C. 3.50 D. 6.66

3.50 Solution: ATQ, (89)2 + x2 = 16202 Or, x2 = 16202 (89)2= 16202 7921 = 8281 .::x=√(8281) = ±91 Now, 1/26 of 91 = 3.50

General Knowledge

A. 5 B. 6 C. 7 D. 8

6 54. Gravity setting chambers are used in industries to remove A. NOX B. SOX C. CO D. Suspended particulate matter

Suspended particulate matter 55. Brown Waterfalls are situated in: A. Australia B. New Zealand C. Canada D. Switzerland

New Zealand 56. The length of the day is determined in A. astronomical units B. solar terms C. length of the hours D. none of the above

astronomical units 57. Which of the following is not an E-Banking product?

A. ATM B. SMS banking C. Plastic money D. School banking

School banking 58. Guarantee to an exporter that the importer ill pay immediately for the goods ordered by him, is known as A. Letter of Credit B. Inflation C. Laissez-faire D. None of these

Letter of Credit

A. Environment B. Economics C. History D. None of these

Environment 60. Detroit in USA is known as the city of A. Rockets B. Motor Cars C. Lights D. Aero-planes

Motor Cars 61. What kind of organization is NATO? A. Military B. Political C. Social D. Environmental

Military 62. Which of the following organization of the World Bank is known as soft loan window? A. IDA B. MIGA C. IDB

https://www.nato.int/

D. IFC IDA

63. Which of the following is correct as the name of a reputed organization? A. B. icddr,b C. iccddr.b D. icddrb

icddr,b 64. Which one is not direct tax? A. Income tax B. Wealth tax C. VAT D. All of these

All of these 65. The process of removing unwanted part of an image is called A. Hiding B. Bordering C. Cutting D. Cropping

Cropping

Basic Computer 66. Which of the following is not the Section Break Option? A. Next Page B. Previous Page C. Odd Page D. Even Page

Previous Page 67. Portrait and Landscape are A. Page Orientation B. Pager Size C. Page Layout D. All of above

Page Orientation

68. Which of the followings is word processing software? A. WordPerfect B. WordPad C. MS Word D. All of above

All of above 69. Any data or instruction entered into the memory of a computer is considered as A. Storage B. Output C. Input D. Information

A,C 70. Graphical pictures that represent an object like file, folders etc, are: A. Icons B. Desktop C. Task bar D. Windows

Icons

English Proficiency Questions (01-05) : Fill in the blank with right option

1. She usually _______ the baby down for sleep at this time (a) lies (b) lied (c) lay (d) lays Answer: lays

2. I promise to _________ you in all circumstances. (a) stand up to (b) stand with (c) stand off

(d) stand by Answer: stand with

3. I __________ caught the bus if I had hurried. (a) could have (b) can have (c) cannot have (d) could not have Answer: could have

4. Voting took place peacefully __________ most of the country, (a) across (b) besides (c) into (d) for Answer: across

5. His name rings a ________ but I am unable to remember him (a) toll (b) bell (C) cymbal (d) chime Answer: bell Questions (06-10): Select the pair that best expresses a relationship similar to that expressed in the original pair:

6. ARTICULATE : UNCLEAR (a) Explain : Lucid (b) Elaborate : Sketchy (c) Grieve: Somber (d) Assign: Agile Answer: Elaborate : Sketchy

7. QUARRY : MARBLE (a) Metal : Silver (b) Ore: Gold (c) Mine : Coal (d) None of these Answer: Mine : Coal

8. HARM: DAMAGE (a) Sweet : Sour (b) Stout: Weak (c) Hook: Crook (d) Injure: Incapacitate Answer: Injure: Incapacitate

9. HACK: CARVE (a) Gouge : Engrave (b) Snip : Mince (c) Hew: Fell (d) Grind : Polish Answer: Gouge : Engrave

10. VINDICTIVE: MERCY (a) Insightful: Hope (b) Modest : Dignity (c) Avaricious: Greed (d) Skeptical: Credulity Answer: Skeptical: Credulity Questions (11-15). Select the word or phrase that best completes the sentence

11. Computer has revolutionized office procedures more than any machine of modern time. (a) has any machine (b) any other machine (c) other machine (d) none of these Answer: any other machine 12 Writing a beautiful sonnet is as much an achievement as to finish a 400-page novel. (a) finishing (b) it is to finish (c) to have finished (d) if to finish Answer: finishing

13. My mother takes the responsibility for running the household. (a) moving quickly (b) going

(c) managing (d) none of these Answer: managing

14. People of diverse backgrounds now go to different places for pleasure, business or education.

(a) distinctive (b) isolated (c) distant (d) different Answer: different

15. Organizing some extra-curricula activities has occupied a lot of my time recently (a) taken in (b) taken up (c) taken over (d) taken after Answer: taken up Questions (16-20): Choose the correct spelling from the given options 16. (a) Transeint (b) Transient (c) Trancient (d) Transent Answer: Transient

17. (a) Collosal (b) Collossal (c) Colosal (d) Colossal Answer: Colossal

18. (a) Presinct (b) Precinct (c) Pricinet (d) Prescint

Answer: Precinct 19. (a) Faxsimile (b) Fachsimile (c) Facsimile (d) Factsimile Answer: Facsimile

20. (a) Acquaintance (b) Aqunintance (c) Aquantence (d) Aquaintence Answer: Acquaintance

Bangla Question (21-35): Choose the correct answer

21. ? (a) (b) (c) (d) Answer:

22. ? (a) (b) (c) (d) Answer:

23. ? (a) > (b) > (c) > (d) Answer: >

24. ? (a) (b) (c) (d) Answer:

25. (a) (b) (c) (d) Answer:

26. (a) (b) (c) (d) Answer:

27. l? (a) (b) (c) (d) Answer:

28. ? (a) (b) (c) (d) Answer:

29. ? (a) (b) (c)

(d) Answer:

30. ? (a) (b) (c) (d) Answer:

31. ? (a) (b) (c) (d) Exp:

32. ? (a) (b) (c) (d) Answer:

33. ? (a) (b) (c) (d) Answer:

34. ? (a) (b) (c) (d) Answer:

35. (a)

(b) (c) (d) Answer:

General Mathematics Questions (36-60) : Choose the correct answer

36. A garden of 100 m length and 60m width has a walkway of 2 m width on every side. What is the area of the garden, in square meter, excluding the walkway?

(a) 5684 (b) 6000 (c) 5376 (d) 5123 Answer: 5376 Solution: Area of the garden excluding walkway = {(100-2×2) × (60-2×2)}= 96×56=5376m2

37. Three angles of a triangle are in proportion 5:6:7. Then what is the difference in degrees between the biggest and the smallest angles?

(a) 10° (b) 20° (c) 25° (d) 30° Answer: 20° Solution: Sum of 3 angles of a triangle = 180° Sum of ratio = 5+6+7 = 18 So, the larger angle = 180° × 7/18 = 70° And, the smaller angle = 180° × 5/18 = 50° Difference = 70° 50° = 20°

38. Triangle ABC has the following vertices: A (1,0), B (5,0) and C (3.4). Which of the following is true-

(a) AB=BC (b) CA=CB (c) AB=AC

(d) AC<BC Answer: CA=CB Solution: Distance of (x1,y1) & (x2,y2) = √{(x1 x2)2 + (y1 y2)2} AB/BA = √{(1 5)2 + (0 0)2 }= √(-4)2 = √16 = 4 BC/CB = √{(5 3)2 + (0 4)2 }= √22 + 16 = √20 = 2√5 AC/CA=√{(1-3)2 + (0 4)2 }= √4 + 16 =√20 = 2√5

39. If a>b>l, then which of the following is true? (a) (a-b)<0 (b) a2<ab (c) (b+a)>2a (d) a2>b2 Answer: a2>b2 Solution: Let, a = 3 & b=2 Option a) a2> b2 = (3)2> (2)2 = 9 > 4 True Option b) a2 < ab = (3)2 < 3 x 2 =9<6 false Option c) a b<0= 3-2<0 = 1< 0 false Option d) b +a > 2a = 2+3> 2 x 3 = 5 > 6 false

40. When 6 gallons of gasoline are put into a car, the indicator goes from 1/4 to 5/8. What is the total capacity of the gasoline tank?

(a) 12 (b) 14 (c) 16 (d) 18 Answer: 16 Solution: (5/8 ¼) = 3/8 means 6 gallons So, Total capacity = 6×8/3 = 16 gallons

41. A square carpet with an area of 169 cm2 must have 2 cm cut off one of its edges in order to be a perfect fit for a rectangular room. What is the area (in cm) of this rectangular room!

(a) 117 (b) 143 (C) 145 (d) 165 Answer: 143 Solution: Let, the carpet length = x x2 = 169 x = 13 width of the room = (13-2) cm = 11 cm area of the room = (13×11)2 = 143 cm2

42. A box contains 12 poles and 7 pieces of net. Each piece of net weighs 0.2 gm: each pole weighs 1.1gm. The box and its contents together weigh 16.25 gm. How much does the empty box weigh?

(a) 1.2 gm (b) 1.65 gm (c) 2.75 gm (d) 6.15 gm Answer: 1.65 gm Solution: Weight of 7 nets = (7×0.2)gm =1.4gm Weight of 12 poles = (12×1.1)gm = 13.2gm Total weight of net and pole = (1.4+13.2)gm = 14.6gm Box weight is = (16.25 14.6) = 1.65gm

43. If an inspector rejects 0.08% of a product as defective, how many units of the product will he examined in order to reject 2?

(a) 1500 (b) 500 (c) 2000 (d) 2500 Answer: 2500 Solution: 0.08 product is rejected from = 100

So, 2 product is rejected from = (100 × 2 × 100)/8 = 2500 44. A box is made in the form of a cube. If a second cubical box has inside dimensions three

times those of the first box, how many times as much does the second box contain? (a) 12 (b) 27 (c) 9 (d) 6 Answer: 27 Solution: Let, one side of first cube = a So, Volume of first cube = a3 ATQ, One side of the 2nd cube = (3a)3 = 27a3 Times = 27a3 / a3 = 27

45. The average of 6 numbers is 25. If 3 more numbers, with an average of 22 are added to these numbers, what will be the average of the combined 9 numbers?

(a) 20 (b) 24 (c) 26 (d) 32 Answer: 24 Solution: Sum of 6 numbers = (6×25) = 150. Sum of 3 additional numbers = (3 × 22) = 66. Sum of (6 + 3) =9 numbers = (150+66)=216 .:. average of 9 numbers = 216/9 = 24

46. In a container, there are 2 green marbles and 2 red marbles. You randomly pick the marbles. What is the probability that both of them are green?

(a) ½ (b) 1/4 (c) 1/6 (d) 1/3

Answer: 1/6 Solution: green ball = 2 Red ball = 2 From 4 balls, possibility of 2 green = 4C2 = 6 From 2 balls, possibility of 1 green = 2C2 = 1. From rest 2 balls, possibility of being green = 2C2=1 Possibility of 2 green = (2C2 x 2C2)/4C2= (1×1)/6= 1/6

47. Three boys have marbles in the ratio of 19:5:3. If the boy with the least number has 9 marbles. how many marbles does the boy with the greatest number have?

(a) 57 (b) 33 (c) 27 (d) 81 Answer: 57 Solution: Smaller ratio 3 = 9 So, Smaller ratio 1 = 9/3 = 3 Now, Highest ratio 19 = 19×3 = 57

48. A water tank has two taps (Tap-1 and Tap-2). Tap-1 can fill a tank in 8 hours and Tap.2.can empty the tank in 16 hours. How long will they take to fill the tank if both taps are opened simultaneously but Tap-2 is closed after 8 hours?

(a) 10 (b) 12 (c) 14 (d) 16 Answer: 12 Solution: Tap-1, fills in 1 hr = 1/8 Tap-2, empties in 1 hr = 1/16 When both taps are open, the tank fills in 1 hr = (1/8 1/16) = 1/16 In 8 hrs, the tank fills = 1/16 × ½

Remaining = 1 ½ = ½ ½ is filled by only Tap 1 1/8 is filled by Tap-1 in 1 hr So, ½ is filled by = (1×8)/2= 4 hr Total time = 8+4 = 12 hr

49. An iron rod that weighs 24 kg is cut into two pieces so that one of these pieces weighs 16 kg and is 34 m long. If the weight of each piece is proportional to its length, how long is the other piece?

(a) 11 m (b) 17 m (c) 34 m (d) 68 m Answer: 17 m Solution: 16 kg rod = 34m 24 kg rod = (34×24)/16 = 51m Length of the other part is = 51-34 = 17m

50. The price of a pen is 25% more than the price of a book. The price of a pen holder is 50% more than the price of the book. How much is the price of the pen holder more than the price of the pen?

(a) 50% (b) 25% (c) 20% (d) 37.5% Answer: 20% Solution: Let price of book = 100tk Price of pen = 100+100×25% = 125 tk Price of penholder = 100 + 100×50% = 150 tk Difference is = 150 -125 = 25 tk Percentage = (25×100)/125 = 20%

51. A 10% monthly salary increase resulted in a Tk.9000 per year increase in salary for an employee. What was his monthly salary before the increase?

(a) Tk.7500 (b) Tk.8500 (c) Tk.5000 (d) Tk.9500 Answer: Tk. 7500 Solution: Yearly increase = 9000 tk Monthly increase = 9000/12 = 750 tk 10% of Salary is = 750 tk 100% of Salary is = (750×100)/10 = 7500 tk

52. The sum of principal and simple interest of a certain amount of money would be Tk.460 after 3 years from now and Tk. 500 after 5 years from now. What is the total interest rate?

(a) 5% (b) 12% (c) 15% (d) 20% Answer: 5% Solution: (5 3) yr = 2 yrs interest = (500 460) = 40 tk 1 year interest = 40/2 = 20 tk. 3 year interest = (20 × 3) = 60 tk Principal amount= (460 60) = 400 tk Interest rate = 60/(400×3) = 0.05 = 5%

53. The ratio between the perimeter and the breadth of a rectangular is 5:1. If the area of the rectangle is 216 cm2, what is the length of the rectangle?

(a) 16 cm (b) 18 cm (c) 20 cm (d) 22 cm Answer: 18 cm Solution: Let, Length and breadth of the rectangle= x, y

So, area = xy Perimeter = 2(x+y) ATQ, 2(x+y)/y = 5 Or, 2x + 2y = 5y Or, 2x = 3y Or, y = 2x/3 Now, xy = 216 Or, x × 2x/3 = 216 Or, 2x2 = 648 Or, x2 = 324 Or, x = 18

54. An article when sold at a gain of 5% yields Tk. 15 more than when sold at a loss of 5%. Its cost price would be

(a) Tk. 100 (b) Tk 150 (c) Tk 200 (d) Tk 250 Answer: Tk. 150 Solution: At 5% profit, selling price = 100+5=105 tk. At 5% loss, selling price = 100-5= 95 tk. Difference between selling price = 105-95=10 tk. If difference 10, then cost = 100tk If difference 1, then cost = 100/10 tk If difference 15, then cost = (100×15)/10 tk = 150tk.

55. If for integer x, 5<x<10 and y=x+5, what is the greatest possible value of x+y? (a) 32 (b) 22 (c) 23 (d) 27 Answer: 23

Solution: Given, 5 < x < 10 and y =x+5 Possible value of x = 6, 7, 8, 9 When x =9, y =9+5 = 14 Now, x + y = 9 + 14 = 23

56. Increasing the original price of an item by 10%, then decreasing by 20% and then again increasing the price by 10% is equivalent:

(a) 4.4% increase (b) 3.2% decrease (c) 3.5% decrease (d) None of these Answer: 3.2% decrease Solution: Let, Selling price = 100 After 10% increase = (100+10)=110 After 20% decrease = (110 20% of 110) = 88 After 10% increase = (88 + 10% of 88) = 96.8 Final decrease = (100-96.8)=3.2%

57. The interest charged on a loan is p dollars per $1,000 for the first month and q dollars per $1000 for each month after the first month. How much interest will be charged during the first three months on a loan of $10,000?

(a) 10p+20q (b) 30q (C) 30p (d) 20p+10q Answer: 10p+20q Solution: Interest = 1st month + 2nd month + 3rd month = p×(10000/1000) + q×(10000/1000) + q×(10000/1000)

=10p +10q + 10q = 10p + 20q

58. In a club 50% of the male voters and 80% of the female voters voted for candidate A. If candida A received 70% of the total votes, what is the ratio of male to female voters?

(a) 1/3 (b) ¾ (c) 1/4 (d) 1/2 Answer: 1/2 Solution: Male voter = x Female voter = y 50% of x + 80% of y = 70% of (x+y) 50x/100 + 80y/100 = 70(x+y)/100 50x + 80y = 70x + 70y 80y 70y= 70x 50x 10y = 20x x/y = 10/20 = ½

59. In June a baseball team that played 60 games had won 30% of its games played. After a phenomenal winning streak this team raised its average to 50% How many games must the team have won in a row to attain this average?

(a) 30 (b) 45 (c) 20 (d) 24 Answer: 24 Solution: Let, Additional match = x Now, 30% of 60+ x = 50% of (60+x) Or, 18+x = 30+0.5x Or, x = 24

60. A rectangular fish tank 25m by 9m has water in it to a level of 2m. This water is carefully poured into a cylindrical container with a diameter of 10m. How high will the water reach in the cylindrical container?

(a) 18π (b) 18/π (c) π/18 (d) 9/2π Answer: 18/π Solution: The volume of the fish tank = 25×9×2 = 450 square inch Let height of the cylindrical container is = h πr2h = 450 h = 450/ πr2 = 450/π52 = 18/π

General Knowledge and Basic Computer Questions (61-80) : Choose the correct answer

61. The headquarter of International Atomic Energy Agency (IAEA) are situated at (a) Vienna (b) Geneva (c) Rome (d) Paris Answer: Vienna

62. Profits of a firm that are distributed or given out to its investors are called (a) Bonds (b) Equity (c) Dividends (d) None of these Answer: Dividends

63. Money market is a market for (a) short-term fund (b) long-term fund (c) hedge fund (d) Risk free assets Answer: short-term fund

64. Fathometer is used to measure (a) Ocean depth (b) Earthquakes (c) Rainfall (d) Sound intensity Answer: Ocean depth

65. India has largest deposits of ______ in the world. (a) gold (b) copper (c) mica (d) None of the above Answer: mica

66. In cricket, a run taken when the ball passes the batsman without touching his bat or body is called

(a) leg bye (b) bye (c) bosic (d) drive Answer: bye

67. Of the various non-conventional energy sources that are being tapped, which has the largest potential?

(a) Water power (b) Wind power (c) Solar power (d) Biomass power Answer: Solar power

68. The chief constituent of gobar ( gas is (a) ethane (b) methane (C) hydrogen (d) carbon dioxide Answer: methane

69. The longest mountain range in the world is (a) The Alps

(b) The Himalayas (c) The Andes (d) The Rockies Answer: The Andes

70. The main object of which of the following UN agency is to help the underdeveloped countries in the task of raising their living standards?

(a) IMF (b) UNICEF (c) UNDP (d) IDA Answer: UNDP

71. By default, your documents print in ________ mode. (a) Page setup (b) Landscape (c) Portrait (d) Print preview Answer: Portrait

72. Which of these toolbars allows changing of Fonts and their sizes? (a) Formatting (b) Standard (c) Print Preview (d) None of these Answer: Formatting

73. All of the following are examples of real security and privacy risks EXCEPT: (a) Viruses (b) Spam (c) Hackers (d) none of them Answer: Spam

74. The basic unit of a worksheet into which you enter data in Excel is called a (a) column (b) box (c) table (d) cell

Answer: cell 75. You can detect spelling and grammar errors by

(a) Press Shift + F7 (b) Press Ctrl + F7 (c) Press Alt+ F7 (d) Press F7 Answer: Press F7

76. Verification of a login name and password is known as: (a) configuration (b) authentication (C) accessibility (d) logging in Answer: authentication

77. A light sensitive device that converts drawing, printed text or other images into digital form is

(a) Keyboard (b) Plotter (c) Scanner (d) None of these Answer: Scanner 78. Graphical pictures that represent an object like file, folders etc. are: (a) Icons (b) Desktop (c) Task bar (d) Windows Answer: Icons

79. Computer Virus is a __________ . (a) Hardware (b) Software (c) Bacteria (d) Freeware Answer: Software

80. Which of the followings is word processing software? (a) Perfect

(b) Wordpad (c) MS Word (d) All of these Answer: All of these

Time: 60 Minutes Total Marks: 100

English Questions (01 04): There are blank spaces in the following passage which have been numbered. These numbers printed below the passage and against each some words are suggested. Find out the word that best fit the blank spaces. Global strategies to control infective disease have historically included the erection of barriers to international travel and ________ (01). Keeping people with such deadly disease outside national borders has ________ (02) as an important public health policy in the human immunodeficiency virus (HIV) epidemic. Between 29 and 50 countries ________ (03) to have introduced border restrictions on HIV-positive foreigners, usually those planning an __________ (04) stay in the country, such as students, workers or seamen. 01. A. migration B. immigrate C. emigration D. immigration Answer: immigration 02. A. reemerged B. returned C. merged D. restrained Answer: reemerged 03. A. is reported

B. are C. are reported D. reports Answer: are reported 04. A. extended B. intended C. unplanned D. interested Answer: extended Questions (05 07). Select the word or phrase that best completes the sentence. 05. You can reach your goal only when you aspire. A. dream B. attempt it C. try D. aim high Answer: attempt it Exp: Aim high Sentence meaning attempt it 06. Read the abridge version of the novel to get an overall idea of the book. A. condensed B. C. summarized D. accurate Answer: summarized Exp: condensed dictionary meaning sentence summarized

07. Employers look for agility in workers in small-part production plants. A. alertness B. dexterity C. flexibility D. liveliness Answer: dexterity Questions (08 10). Select the pair that best expresses a relationship similar to that expressed in the original pair.

08. Curdle: Milk A. Flow: Water B. Change: Oil C. Brew: Coffee D. Clot: Blood Answer: Clot: Blood Exp: Milk Curdle ( ; , Blood ( Clot 09. vindictive: Mercy A. Avaricious: Greed B. Skeptical: Trustfulness C. Insightful: Hope D. Modest: Dignity Answer: Skeptical: Trustfulness Exp: 10. Conscious: Careless A. Careful: Indifferent B. Graceful: Ugly C. Generous: Unkind D. Careful: Ugly Answer: Careful: Indifferent Exp:

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Mathematics A manufacturer sells three products i.e. A, B and C. Product A costs 200 and sells for 250,

Product B costs 150 and sells for 180, Product C costs 100 and sells for 110. On which product, he has maximum percentage of profit? A. B Only . B. A and B both C. A Only D. C Only Answer: A Only Solution: Profit from A = 250-200=50tk Percentage = (50×100)/200=25% Profit from B= 180-150=30tk Percentage = (30×100)/150= 20% Profit from C= 110-100=10tk Percentage= (10×100)/100=10%

by what percent is the sum of the areas of the three plots increased?

A. 125% B. 150% C. 200% D. 375% Answer: 125% Solution: Let, the length of each side of the garden = 100 Area = 1002 = 10000 Area of 3 square = 3×10000 = 30000 50% increase of length = 100+100×50/100 = 150 Area = 1502 = 22500 Area of 3 square = 3×22500 = 67500 Increasing area = 67500-30000 =37500 Percentage = (37500×100)/30000=125%

If a, b and c are 3 consecutive integers and a>b>c, which of the following has the maximum value? A. b+(c/a) B. c+(a/b) C. c+(b/c) D. a+(b/c) Answer: b+(c/a) Solution: As a is the greater number, adding a to any fraction of the given choice will have the maximum value.

Three boys have marbles in the ratio of 19 : 5 : 3. If the boy with the least number has 9 marbles, how many marbles does the boy with the highest number have? A. 57 B. 15 C. 76 D. 38 Answer: 57 Solution: Let the boy has 3x marbles So, 3x = 9

x = 9/3 = 3 The boy with the highest number of marbles = 19×3 = 57

A rectangular fish tank 25″ by 9″ has water in it to a level of 2″. This water is carefully poured into a cylindrical container with a diameter of 10″. How high (in terms of π) will the water reach in the cylindrical container? A. 9/2π B. π/18 C. 18/π D. 18π Answer: 18/π Solution: The volume of the fish tank = 25×9×2 = 450 square inch Let height of the cylindrical container is = h πr2h = 450 h = 450/ πr2 = 450/π52 = 18/π

A, B and C enter into partnership with investments in the ratio of 5:7:8. If, at the end of

A. Tk. 169,440 B. Tk. 183,000 C. Tk. 196,700 D. Tk. 168,440 Answer: Tk. 169,440 Solution: As the profit distributed according to the investment ratio the profit and investment ratio will be equal

5x = 42360 x = 8472

Total profit = 43260+59304+67776=169440 A square carpet with an area of 169 cm2 must have 2 cm cut off one of its edges in order

to be a perfect fit for a rectangular room. What is the area (in cm2) of this rectangular room? A. 117

B. 143 C. 145 D. 165 Answer: 143 Solution: Let, the carpet length = x x2 = 169 x = 13 width of the room = (13-2) cm = 11 cm area of the room = (13×11)2 = 143 cm2

To represent a family budget on a circle graph, how many degrees of the circle should be used to represent an item that is 20% the total budget? A. 60° B. 62° C. 70° D. 72° Answer: 72° Solution: In circle graph 100% is equals to 360° In circle graph 20% is equals to = (360×20)/100 = 72°

The average of 6 numbers is 25. If 3 more numbers, with an average of 22 are added to these numbers, what will be the average of the combined 9 numbers? A. 20 B. 24 C. 28 D. 32 Answer: 24 Solution: The average of 6 numbers is 25 The Total of 6 numbers is =25×6=150 The average of 3 numbers is 22 The Total of 3 numbers is =22×3=66 The Total of (6+3)=9 numbers is =(150+66)=216 The average of 9 numbers is=216/9=24

In a club 50% of the male voters and 80% of the female voters voted for candidate A. If candidate A received 70% of the total votes, what is the ratio of male to female voters? A. 1/5 B. ¼ C. ½ D. 1/3 Answer: ½ Solution: Male voter = x Female voter = y 50% of x + 80% of y = 70% of (x+y) 50x/100 + 80y/100 = 70(x+y)/100 50x + 80y = 70x + 70y 80y 70y= 70x 50x 10y = 20x x/y = 10/20 = ½

If x+y>5 and x y>3, then which of the following gives all possible values of x and only possible values of x? A. x>4 B. x>3 C. x > 2 D. x<4 Answer: x>4 Solution:

The interest charged on a loan is p dollars per $1,000 for the first month and q dollars per $1,000 for each month after the first month. How much interest will be charged during the first three months on a loan of $10,000? A. 10p+20q B. 30q C. 30p D. 20p+10q Answer: 10p+20q Solution: Interest = 1st month + 2nd month + 3rd month

= p×(10000/1000) + q×(10000/1000) + q×(10000/1000) =10p +10q + 10q = 10p + 20q

The length and breadth of a square are increased by 40% and 30% respectively. The area of the resulting rectangle exceeds the area of the square by? A. 62% B. 42% C. 82% D. None of the above Answer: 82% Solution: Let, length is = x so, area is = x2 40% increase in length = x+2x/5 =7x/5 30% increase in breadth = x+3x/10 =13x/10 Area = (7x/5)×( 13x/10) = 91×2/50 Increasing area = (91×2/50)- x2 = 41×2/50 Percentage = {(41×2/50) x2}×100 = (41/50)×100 = 82%

If an integer y is subtracted from an integer x, and the result is greater than x, then y must be A. equal to x B. less than x C. less than 0 D. greater than 0 Answer: less than 0 Solution: ATQ, x-y>x Or, -y > 0 Or, y < 0

A box contains 12 poles and 7 pieces of net. Each piece of net weighs 0.2 gm; each pole weighs 1.1 gm. The box and its contents together weigh 16.25 gm. How much does the empty box weigh? A. 1.25 gm B. 1.65 gm

C. 2.25 gm D. 2.65 gm Answer: 1.65 gm Solution: Weight of 7 nets = (7×0.2)gm =1.4gm Weight of 12 poles = (12×1.1)gm = 13.2gm Total weight of net and pole = (1.4+13.2)gm = 14.6gm Box weight is = (16.25 14.6) = 1.65gm

Subjective Questions Questions 36 80: Choose the correct answer.

Which type of cable is used to connect the COM port of a host to the COM port of a router or switch? A. Crossover B. Straight-through C. Rolled D. Shielded twisted pair Answer: Rolled

Which protocol can cause overload on a CPU of a managed device? A. Netflow B. WCCP C. IP SLA D. SNMP Answer: SNMP

Which of the following is a group of one or more attributes that uniquely indenfies a row? A. Key B. Determinant C. Tuple D. Relation Answer: Key

For every relationship, how many possible sets of minimum cardinalities are there? A. Two B. Three C. Four

D. Six Answer: Four

The SQL statement that queries or reads data from a table is A. SELECT B. READ C. QUERY D. None of the above Answer: SELECT

Which of the following protocols uses both TCP and UDP ports? A. SMTP B. telnet 6 C. FTP D. DNS Answer: DNS

Two dimensional arrays are also called A. tables arrays B. matrix arrays C. both a and b D. None of the above Answer: both a and b

Which of the following is an SQL trigger supported by Oracle? A. BEFORE B. INSTEAD OF C. AFTER D. None of the above Answer: None of the above

k iternations by Newton-Raphson method of finding square root of a number increases accuracy in number of digits. A. k B. 2k C. 3k D. 4k Answer: 2k

Bubble sort algorithm sorts n data items using

A. O(n2) comparison B. O(n√n) comparison C. O(n log n) comparison D. O(n) comparison Answer: O(n√n) comparison

Which control statement can be executed at least once? A. while B. for C. do..while D. All of the above Answer: do..while

An algorithm that calls itself directly or indirectly is known as A. Sub algorithm B. Recursion C. Polish notation D. Traversal algorithm Answer: Recursion

Two main measures for the efficiency of an algorithm are- A. Processor and memory B. Complexity and capacity C. Time and space D. Data and space Answer: Time and space

Which of the following correctly shows the hierarchy of arithmetic operations in C? A. / + * B. *- / ÷ C. + / * D. / * ÷ Answer: / * ÷

The complexity of Binary search algorithm is: A. O(n) B. O(log n) C. O(n2) D. O(n log n)

Answer: O(log n) -

A. Lower bound B. Upper bound C. Range D. Extraction Answer: Lower bound

Which one of the following is not a valid identifier? A. _mysun B. Mysun C. my-sun D. my_sun Answer: my-sun

Consider the following code: #include<stdio.h> int main(int argc, char *argve[]){ return 0; } What is the minimum length of character array argv in the above code? A. 0 B. 1 C. Undefined D. -1 Answer: Undefined

double d = math.round (2.5+Math.random() ); A. 2 B. 2.5 C. 3 D. 4 Answer: 3

Which of the following TCP/IP addresses constitute the loopback address? A. 1.1.1.1

B. 25.255.255.255 C. 127.0.0.0 D. 127.0.0.1 Answer: 127.0.0.1

Which one is modern light weight message exchange format? A. XML B. MX C. JSON D. HTML Answer: HTML

Which data structure allows deleting data elements from front and inserting at rear? A. Stacks B. Queues C. Qeques D. Binary search tree Answer: Queues 58. Consider the following code segment. What will be content of str[4]?

A. 4 B. 6 C. 0 D. 2 Answer: 4

What will be the output of the following code? void main ()

\ A. 0.000 B. 1.000 C. 0.111 D. None of the above Answer: 1.000

The only language understood by a digital computer is called A. Assembly language

B. High level language C. Binary language D. None of the above Answer: Binary language

Which of the following name does not relate to stacks? A. FIFO list B. LIFO list C. Piles D. Push-down lists Answer: FIFO list

Which of the following will produce an answer that is closest in value to a double, d, while not being greater than d? A. (int)Math.min(d); B. (int)Math.max(d); C. (int)Math.abs(d); D. (int)Math.floor(d); Answer: (int)Math.floor(d);

Which keyword must be used to inherit a class in Java? A. extends B. super C. this D. extent Answer: super

A. *Vehicle0 B. *Vehicle(int value) C. ~Vehicle0 D. ~Vehicle(int value) Answer: ~Vehicle0

A class that is inherited in Java is called a- A. subclass B. super class C. static class D. implement class

Answer: subclass Which one of these interfaces is implemented by Thread class?

A. Set B. Connections C. Runnable D. None of the above Answer: Runnable

Which one is less costly for insertion operation at a particular position? A. array B. queue C. link list D. stack Answer: link list

Register Circuit is not used in- A. digital clocks B. computers C. RAM D. Amplifier Answer: digital clocks

Which one is a universal logic gate? A. NAND B. AND C. OR D. NOT Answer: NAND

The data structure required to evaluate a postfix expression is: A. queue B. stack C. array D. linked-list Answer: stack

Which of the declaration is correct? A. int length; B. char int;

C. int long; D. float double; Answer: int length;

In Java, which operator is used to create an object? A. class B. scanf C. print D. None of the above Answer: class

The operator that cannot be overloaded is: A. ++ B. :: C. ~ D. 0 Answer: 0

How many instances of an abstract class can be created? A. 0 B. 1 C. 2 D. 13 Answer: 0

Which of the following cannot be checked in a switch-case statement? A. Character B. Integer C. Float D. None of the above Answer: Float

Which of the following is a design pattern? A. List B. Queue C. Factory D. None of the above Answer: None of the above

The main threat of Cloud based provisioning is:

A. Cost B. Security C. Virtualization D. All of the above Answer: Virtualization

Link list can be implemented by using- A. Array B. pointers C. both a and b D. None of the above Answer: both a and b

Which of the following data structure is linear type? A. Strings B. Lists C. Queues D. All of the above Answer: All of the above

In Java, which one will be used for comparing whether the two String object str1 and str2 are same? A. str1==str2 B. str1.equalslgnoreCase(str2) C. str1==str2 D. All of the above Answer: All of the above

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English Q. (17 20): Choose the word that conveys the same meaning as the given word.

17. Impute A. blame B. attribute C. apply D. expert

attribute Exp: Impute - , Blame- , Attribute - , Apply , 18. Exigency A. dilemma B. constraint C. demand D. occasion

demand Exp: Exigency - Dilemma- , Constraint , Demand- , Occasion 19. Anxiety A. worry B. comfort C. faith D. None of them

worry Exp: Anxiety Worry 20. Ruthless A. Mindful B. Cruel C. Merciful D. None of them

Cruel Q. (21 23). Select the word or phrase that best completes the sentence. 21. Employers look for agility in workers in small-part production plants. A. flexibility B. dexterity C. alertness D. liveliness

dexterity Exp: agility = dexterity 22. You can reach your goal only when you aspire. A. aim high B. attempt it C. try D. dream

attempt it Exp: aspire = aim high । aspire attempt it 23. Writing a beautiful sonnet is as much an achievement as to finish a 400 page novel. A. finishing B. it is to finish C. to have finished D. if to finish

finishing Q. (24 27): There are blank spaces in the following passage which have been numbered. These numbers are printed below the passage and against each some words are suggested. Find out the word that best fit the blank. Global strategies to control infective disease have historically included the erection of barriers to international travel and _ (24) _ Keeping people with such deadly disease outside national borders has_ (25) _ as an important public health policy in the human immunodeficiency virus (HIV) epidemic. Between 29 and 50 countries (26) to have introduced border restrictions on HIV-positive foreigners, usually those planning an (27) stay in the country, such as students, workers or seamen. 24. A. migration B. immigrate

C. emigration D. immigration

immigration Exp: Immigration- 25. A. reemerged B. returned C. merged D. restrained

reemerged 26. A. is reported B. are C. are reported D. reports

are reported 27. A. extended B. intended C. unplanned D. interested

extended Q. (28 32): Read the following passage and select the most appropriate answer. Nine books are to be arranged from the left to right on a shelf. Of these, four books are leather-bounds, three are cloth-bounds and remaining books are paperbacks. The leather bound books must be together. The paperback books must also be together. The clothbound books need not to be together. 28. The cloth-bound books must be next to each other, if a paperback book is in which of the following position? A. the ninth B. the first C. the fifth D. the seventh

the fifth

29. If the second book is a clothbound and the third book is a paperback, which of the following can be a clothbound book? A. the second B. the ninth C. the seventh D. none of these

the ninth 30. If no clothbound book is next to another clothbound book, which one can be a paperback book? A. the fifth B. the ninth C. the third D. the sixth

the third 31. If the first and seventh books have the same kinds of binding, which of the following must be a leather-bound books? A. the second B. the fourth C. the first D. the sixth

the fourth 32. If the sixth book is a leather-bound and eighth book is a cloth-bound, which of the following must be a paperback? A. the second B. the first C. the third D. the fourth

the second

Mathematics 33. Triangle ABC has the following vertices: A(1,0), B(5,0) and C(3, 4). Which of the following is true? A. CA = CB B. AB = AC

C. AC < BC D. AB = BC

CA = CB Solution: Distance of (x1,y1) & (x2,y2) = √{(x1 x2)2 + (y1 y2)2} AB/BA = √{(1 5)2 + (0 0)2 }= √(-4)2 = √16 = 4 BC/CB = √{(5 3)2 + (0 4)2 }= √22 + 16 = √20 = 2√5 AC/CA=√{(1-3)2 + (0 4)2 }= √4 + 16 =√20 = 2√5 34. Increasing the original price of an item by 10%, then decreasing by 20% and then again increasing the price by 10% is equivalent: A. 4.4% increase B. 3.2% decrease C. 3.5% decrease D. None of these

3.2% decrease Solution: Let, Selling price = 100 After 10% increase = (100+10)=110 After 20% decrease = (110 20% of 110) = 88 After 10% increase = (88 + 10% of 88) = 96.8 Final decrease = (100-96.8)=3.2% 35. (2√27-√75+√12. is equal to A. 4√3 B. √3 C. 2√3 D. 3√3

3√3 Exp: Given, (2√27 √75 + √12) = 2√(32.3)-√(3× 25) + √(3 × 4) = 6√3 5√3 + 2√3

= √3 5√3 = 3√3 36. A two-digit number has 3 in its unit digit. The sum of its digits is one seventh of the number itself. What is the number? A. 73 B. 53 C. 63 D. 83

63 Solution: Let, The number = 10x + 3 ATQ, 7(x + 3) = 10x + 3 ⇒7x + 21 = 10x + 3 ⇒21-3 = 10x 7x ⇒3x = 18 ⇒x= 6 The number = 10 × 6 + 3 = 63. 37. A student loses 1 mark for every wrong answer and scores 2 marks for every correct answer. If he answers all the 60 questions in an exam and scores 39 marks, how many of them were correct? A. 33 B. 31 C. 27 D. 37

33 Solution: Let, Number of wrong answers = x ATQ, 2(60-x) -x = 39 ⇒120 -2x-x = 39 ⇒-3x = 39-120

⇒-3x = -81 ⇒x = 27 correct answer = (60 27) = 33 38. The triangular base of a prism is a right triangle of sides a and b = 2a. The height h of the prism is equal to 10 mm and its volume is equal to 40 mms, what will be the lengths of the sides a and b of the triangle? A. 2 mm and 3 mm B. 1 mm and 4 mm C. 2 mm and 2 mm D. 2 mm and 4 mm

2 mm and 4 mm Solution: ½ × abc = 40 Or, abc = 80 Or, a × 2a × 10 = 80 Or, 20a2 = 80 Or, a2 = 2 Or, a = 2 And b = 2a = 2×2 = 4 39. The sum of principal and simple interest of a certain amount of money would be Tk. 460 after 3 years from now and Tk. 500 after 5 years from now. What is the total interest rate? A. 5% B. 12% C. 15% D. 20%

5% Solution: (5 3) yr = 2 yrs interest = (500 460) = 40 tk 1 year interest = 40/2 = 20 tk. 3 year interest = (20 × 3) = 60 tk Principal amount= (460 60) = 400 tk Interest rate = 60/(400×3) = 0.05 = 5% 40. A wheel rotates 10 times per minutes and moves 20m during each rotation. How many feet does the wheel move in 1 hour?

A. 10,000 B. 12,000 C. 18,000 D. 20,000

None Solution: In 1 min the wheel passes = (20 × 10) = 200m In 60 min the wheel passes = (200 x 60) = 12,000m We know, 1m =3.28 feet .: 12,000m=(3.28 × 12,000) = 39360 feet 41. If x and y are consecutive positive integers, which of the following must be an even integer? A. X B. y C. xy/2 D. xy

xy Solution: As X and Y are consecutive positive integers, one will be even and the other odd. odd × even= even 42. There are n students in a school. If r% among the students are 12 years or younger, which of the following expressions represents the number of students who are older than 12? A. n(1-r) B. 100(1-r)n C. n(1-r)/100 D. n(100-r)/100

n(100-r)/100 Solution: Students above 12, In 100, there are (100-r) In 1, there are (100-r)/100 In n, there n(100-r)/100 43. The ratio between the perimeter and the breadth of a rectangular is 5:1. If the. area of the rectangle is 216cm, what is the length of the rectangle?

A. 16cm B. 18cm C. 20cm D. 22cm

18cm Solution: Let, Length and breadth of the rectangle= x, y So, area = xy Perimeter = 2(x+y) ATQ, 2(x+y)/y = 5 Or, 2x + 2y = 5y Or, 2x = 3y Or, y = 2x/3 Now, xy = 216 Or, x × 2x/3 = 216 Or, 2×2 = 648 Or, x2 = 324 Or, x = 18 44. jf (x + y) > 5 and (x y) > 3, then which of the following gives all and only possible value of x? A. x<3 B. x> 3 C. x> 4 D. x < 5

x> 4 Solution: Given, (x + y) > 5 -(1) (x y) > 3 (2) (1)+(2), 2x >8

Or, x>4 45. Three boys have marbles in the ratio of 19: 5: 3. If the boy with the least number has 9 marbles, how many marbles does the boy with the highest number have? A. 57 B. 15 C. 76 D. 38

57 Solution: Smaller ratio 3 = 9 So, Smaller ratio 1 = 9/3 = 3 Now, Highest ratio 19 = 19×3 = 57 46. The area of a rectangle R with width 4 ft is equal to the area of a square S, which has a perimeter of 24 ft, the perimeter of the rectangle R, in feet, is A. 9 B. 16 C. 24 D. 26

26 Solution: Given, Perimeter of the square = 24 So, side of the square = 24/4=6 Area = 62 = 36 Let, Length of the rectangle = x ATQ, 4x = 36 Or, x= 9 So, perimeter of the rectangle = 2(9+4) = 26 47. In a class of 120 students, 70 percent can speak only Bengali and the rest can speak English. If 25 percent of those in the class who can speak English can also speak Bengali, how many of the students in the class can speak Bengali?

A. 39 B. 48 C. 84 D. 93

93 Solution: Only speak bangla = 120 × 70/100 = 84 Speak English = 120× 30/100 = 36 Now, 25% of 36 = 36× 25/100 =9 can also speak bangla So, total bangla speaking student =(84 +9) = 93 48. A lamp is manufactured to sell for $35.00, which yields a profit of 25% of cost. If the profit is to be reduced to 15% of cost, what will be the new retail price of the lamp? A. $31.50 B. $28.00 C. $21.00 D. $32.20

$32.20 Solution: In 25% profit, If selling price 125 then cost = 100 So, when selling price 35 then cost = (100×35)/125 = 28 In 15% profit, If cost is 100 then selling price = 115 So, when cost is 28, then selling price = (115×28)/100 = 32.20 49. In triangle ABC, AB = AC. All of the following statements are true except A. AB < AC + BC B. AC< AB + BC C. BC+ AC> AB + BC D. AC+ BC= AB + BC

BC+ AC> AB + BC Solution: Given, AB = AC

Or, BC + AB = BC + AC [Adding BC to both sides]

50. If an inspector reject 0.08% of a product as defective, how many units of the product will he examined in order to reject 2? A. 500 B. 1,500 C. 2,000 D. 2,500

2,500 Solution: 0.08 product is rejected from = 100 So, 2 product is rejected from = (100 × 2 × 100)/0.08 = 2500 51. There are 15 balls in a box: 8 balls are green, 4 are blue and 3 are white. Then 1 green and 1 blue balls are taken from the box and put away. What is the probability that a blue ball is selected at random from the box? A. 3/15 B. 4/15 C. 3/13 D. 4/13

3/13 Solution: green balls = (8 1) = 7 blue balls = (4 1) = 3 white balls = 3 possibility of getting a blue ball = 3/(7+3+3) = 3/13 52. A short distance athlete has taken 60 seconds to cover 100 meters. If he makes 30 steps in 9 seconds, how many steps has he taken in that time? A. 130 B. 170 C. 173 D. None of these

None of these Solution: 9 sec = 30 steps

60 sec = (30×60)/9= 200 steps 53. Three angles of a triangle are in proportion 5: 6:7. Then what is the difference in degrees between the biggest and the smallest angles? A. 10° B. 20° C. 25° D. 30°

20° Solution: Sum of 3 angles of a triangle = 180° Sum of ratio = 5+6+7 = 18 So, the larger angle = 180° × 7/18 = 70° And, the smaller angle = 180° × 5/18 = 50° Difference = 70° 50° = 20° 54. If the length of each of the sides of three square gby what percent is the sum of the areas of the three plots increased? A. 375% B. 200% C. 150% D. 125%

125% Solution: Let, Side of a square = 100 So, area = (100)2 = 10000 Area of 3 square = 3× 10000 = 30000 After 50% increase side of a square becomes = (100 + 50% of 100) = 150 So, area = 1502 = 22500 Area of 3 square = 22500 × 3 = 67500 Area increases = (67500 30000) = 37500 So, percentage of increase = (37500×100)/30000 = 125% 55. A manufacturer sells three products i.e. A, B and C. Product A costs 200 and sells for 250. Product B costs 150 and sells for 180. Product C costs 100 and sells for 110. On which product, he has maximum percentage of profit?

A. B only B. A and B both C. A only D. C only

A only Solution:

-200)/200}×100 = 25% -150)/150}×100 = 20% -100)/100}×100 = 10%

56. A farmer has two rectangular fields. The larger field has twice the length and four times the width of the smaller field. If the smaller field has area K, then the area of the larger field is greater than the area of the smaller field by what amount? A. 2K B. 5K C. 6K D. 7K

7K Solution: Let, Length of smaller field = x So, length of larger field = 2x Again, Width of smaller field = y So, width of larger filed = 4y Area of smaller field = xy = K Area of larger field = 2x × 4y = 8xy = 8K Difference = 8K K = 7K

General Knowledge & Basic Computer 57. The radiant energy of the Sun results from A. Nuclear fusion B. Nuclear fission C. Cosmic radiation D. Combustion

Nuclear fusion 58. Fathometer is used to measure A. Sound intensity B. Earthquakes C. Rainfall D. Ocean depth

Ocean depth 59. Which of the following is called Blue Planet? A. Saturn B. Earth C. Jupiter D. Mars

Earth 60. Radio link is a tool of banking communication in a A. WAN area B. LAN area C. Remote area D. VAN area

Remote area 61. Stress test is related to assess health of which institution? A. Bank B. Multinational Firm C. Private Firm D. None of them

Bank 62. Which one of the following is not the official language of United Nation Organization? A. Spanish B. Portuguese C. Chinese D. None of them

Portuguese 63. Fathometer is used to measure A. Ocean depth B. Earthquakes

C. Rainfall D. Sound intensity

Ocean depth 64. Which one of the following countries is not a member of the OPEC? A. Algeria B. Indonesia C. Malaysia D. Nigeria

B&C

A. Thomas Hardy B. Thomas Mann C. Thomas Moore D. Thomas Paine

Thomas Paine 66. Which one of the following is not an official language of the United Nations? A. Arabic B. Chinese C. Portuguese D. Spanish

Portuguese 67. On July ___man walked on the Moon for the first time. A. 19th B. 20th C. 18th D. 21st

20th 68. When cutting and pasting, cutting section is temporarily stored in A. Dashboard B. Hard drive C. Diskette D. Clipboard

Clipboard 69. If you need to change the typeface of a document, which menu will you choose?

A. Edit B. View C. Format D. Tools

Format 70. You can move between two or more Excel files opened by using the A. ctrl + tab B. ctrl + page up C. ctrl + page down D. ctrl + F9

ctrl + tab 71. The basic unit of a worksheet into which you enter data in Excel is called a A. column B. box C. table D. cell

cell 72. The process of transforming files from a computer on the Internet to your computer is called A. Forwarding B. Downloading C. FTP D. Uploading

Downloading 73. You can detect spelling and grammar errors by A. Press Shift + F7 B. Press Ctrl + F7 C. Press Alt + F7 D. Press F7

Press F7 74. Verification of a login name and password is known as: A. configuration B. authentication C. accessibility

D. logging in authentication

75. Which can be used for quick access to commonly used commands and tools? A. Status bar B. Tool bar C. Menu bar D. Title bar

Tool bar 76. ________ are software which is used to do particular task. A. Operating system B. Data C. Software D. Program

Operating system 77. All of the following are examples of real security and privacy risks EXCEPT: A. Viruses B. Spam C. Hackers D. None of them

Spam 78. The program compresses large files into a smaller file A. WinZip B. WinShrink C. WinStyle D. None of them

WinZip 79. Which can be used for quick access to commonly used commands and tools? A. Status bar B. Tools bar C. Menu bar D. Title bar

Tools bar Repeat Question no: 75. 80. Operating System is the most common type of software.

A. System B. Application C. Communication D. None of these

System

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English Question: 17 19 Choose the correct spelling from the given options 17. A. Questionere B. Questionaire C. Questionnaire D. Questionare Answer: Questionnaire 18. A. Ridiculus B. Rcdiculous C. Ridiculas D. Ridiculous Answer: Ridiculous 19. A. Lisense B. Lisence C. License D. Licents Answer: License Questions (20-22). Select the word or phrase that best completes the sentence 20. Every individual is responsible for upholding the moral of society. A. keeping up B. developing C. judging

D. maintaining Answer: maintaining 21. In comparison to the history of the world, human life is very transient. A. Meaningless B. short-lived C. poignant D. arbitrary Answer: short-lived 22. Computer has revolutionized office procedures more than any machine of modern time A. has any machine B. any other machine C. other machine D. None of these Answer: any other machine Questions (23-24): Fill in the blank with right option 23. The view ___the open window is very pretty. A. through B. by C. along D. to Answer: through 24. Spring is ___ it will be warmer soon. A. to be coming B. coming C. prepared now D. on the way Answer: on the way 25. Lack of exercise and high fat diets have ____to be factors in heart attacks. A. long known been B. known been long C. been long known D. long been known Answer: long been known

Questions (26-28): Select the pair that best expresses a relationship similar to that expressed in the original pair. 26. Wood: Sand A. metal : burnish B. coal : burn C. brick : lay D. oil : polish Answer: metal : burnish Exp: Sand is used to make wood brighter; burnish is used to make metal brighter. 27. Harm : Damage A. sweet : sour B. stout : weak C. hook : crook D. injure : incapacitate Answer: injure : incapacitate Exp: Harm Damages something; injure incapacitates something. 28. Yolk : Egg A. nucleus : cell B. duck : fowl C. web : spider D. rind : melon Answer: nucleus : cell Exp: Yolk be in the center of Egg; nucleus be in the center of cell. Questions (29-32): In each of the following lists, one word is out of sequence from the other words. Find the word that is not similar to the other words in each list. 29. A. Height B. Huge C. Large D. Massive Answer: Height Exp: 30. A. Inflation

B. Discourse C. Interests D. Investment Answer: Discourse Exp: Inflation, Interests, Investment are related to economics. Discourse is related to literature. 31. A. Strategy B. Aim C. Goal D. Objective Answer: Strategy Exp: Aim, Goal, Objective denotes purpose. Strategy means plan or policy. 32. A. Temporary B. Short-lived C. Transitory D. Steady Answer: Steady Exp: Temporary, Short-lived, Transitory mean not permanent. Steady means stable.

Mathematics 33. In a club 50% of the male voters and 80% of the female voters voted for candidate A. If candidate A received 70% of the A. 1/3 B. ½ C. ¼ D. ¾ Answer: ½ Solution: Let, total member of the club = 100 and male member =x Female member = (100-x) Now, x×50% + (100-x)80% = 70×100% 5x +(100-x)8 = 70×10

5x + 800 8x = 700 3x = 100 X = 33.33 Now, female: Male = 33.33 : (100-33.33) = 1:2 34. Four liters of milk are to be poured into a 2 liter bottle and a 4 liter bottle. If each bottle is to be filled to the same fraction of its capacity, how many liters of milk should be poured into the 4 liter bottle? A. 7/3 B. 2/3 C. 8/3 D. 4/3 Answer : 8/3 Solution: Let, milk in 4 litter bottle is x litter So, milk in 2 litter bottle is (4-x) litter x/4 = (4-x)/2 x = 8-2x x = 8/3 35. One dozen eggs and ten pounds of apples are currently of the same price. If the price of a dozen eggs rises by 10% and that of apples rises by 2%, how much more will it cost to buy a dozen of eggs and ten pounds of apples? A. 2% B. 6% C. 10% D. 12% Answer: 6% Solution: Say, Cost of eggs = Cost of apples = 100 Total = 200 New egg cost = 110 New apple cost = 102 New total = 110 + 102 = 212 Percentage increase ={(212−200)/200}×100= 6%

36. An iron rod that weighs 24 kg is cut into two pieces so that one of these pieces weighs 16 kg and is 34m long. If the weight of each piece is proportional to its length, how long is the other piece? A. 11m B. 17m C. 34m D. 68m Answer: 17m Solution: 16 kg rod = 34m 24 kg rod = (34×24)/16 = 51m Length of the other part is = 51-34 = 17m 37. A wholesaler sells goods to a retailer at a profit of 20%. The retailer sells to the customer,

A. 30% B. 40% C. 50% D. 60% Answer: 50% Solution: Let cost of wholesaler = 100tk At 20% profit he sells = 120tk = the cost of retailer Retailer sell it for 80% profit on cost of wholesaler = 100 + 100×(80/100) = 180 tk Profit of retailer = 180- 120 = 60 tk Percentage = (60×100)/120 = 50% 38. The price of a pen is 25% more than the price of a book. The price of a pen holder is 50% more than the price of the book. How much is the price of the pen holder more than the price of the pen? A. 20% B. 25% C. 50% D. 37.5% Answer: 20%

Solution: Let price of book = 100tk Price of pen = 100+100×25% = 125 tk Price of penholder = 100 + 100×50% = 150 tk Difference is = 150 -125 = 25 tk Percentage = (25×100)/125 = 20% 39. Three individuals contributed Tk 8,000 each toward the purchase of a computer. If they bought the computer on sale for Tk. 19500 plus 10% sales tax, how much money should be refunded to each individual? A. Tk. 650 B. Tk. 850 C. Tk.1,500 D. Tk1,950 Answer: Tk. 850 Solution: Contribution of three person = 8000×3 = 24000 tk Cost of the computer = 19500+19500×10% = 19500+1950 = 21450 tk 3 person get back = 24000 21450 = 2250 tk 1 person get back = 2250/3 = 850 tk 40. A 10% monthly salary increase resulted in a Tk. 9,000 per year increase in salary for an employee. What was his monthly salary before the increase? A. Tk. 7,500 B. Tk. 9,000 C. Tk. 5,000 D. Tk. 12,000 Answer: Tk. 7,500 Solution: Yearly increase = 9000 tk Monthly increase = 9000/12 = 750 tk 10% of Salary is = 750 tk 100% of Salary is = (750×100)/10 = 7500 tk 41. When a certain number is divided by 7, the remainder is 0. If the remainder is not 0 when the number is divided by 14, then the remainder must be A. 7

B. 5 C. 3 D. 8 Answer: 7 Solution: If a number is divisible by 7, remainder will be 0. So, any number divisible by any multiple of 7 will leave remainder 7 or 0. 42. A mixture of 20 kg of sprit and water contains 10% water. How much water must be added to this mixture to raise the percentage of water to 25% A. 2 B. 4 C. 5 D. 6 Answer: 4 Solution: Water contains in mixture = 20×10% = 2 kg Sprit in the mixture = 20-2 =18 kg x litter water need to mix in the mixture. So, (2+x)/18 = 25/75 (2+x)/18 = 1/3 6+3x = 18 x = 4 43. How much interest will Tk. 1,000 earn in one year at an annual interest rate of 20% if interest rate is compounded every 6 months? A. 200 B. 205 C. 208 D. 210 Answer: 210 Solution: We know, C= P(1+r/m)n×m =1000{1+20/(100×2)}1×2 = 1000{1+1/10}2 = 1210

Interest = 1210-1000 = 210 tk 44. A garden of 100% length and 60m width has a walkway of 2m width on every side. What is the area of the garden, in square meter, excluding the walkway? A. 5684 B. 6000 C. 5376 D. 5123 Answer: 5376 Solution: Length of the garden excluding road = 100-2×2 =96m Width of the garden excluding road = 60-2×2 =56m Area garden excluding road = 96×56 =5376 sq. m 45. The total age of A and B is 12 years more than the total age of B and C. C is how many years younger than A? A. 12 B. 24 C. 26 D. None of these Answer: 12 Solution: ATQ, A + B = 12 + B +C A = 12 +C That is, C is 12 years younger than A. 46. An article when sold at a gain of 5% yields Tk.15 more than when sold at a loss of 5%. Its cost price would be A. Tk. 100 B. Tk. 150 C. Tk. 200 D. Tk. 250 Answer: Tk. 150 Solution: At 5% profit, selling price = 100+5=105 tk. At 5% loss, selling price = 100-5= 95 tk.

Difference between selling price = 105-95=10 tk. If difference 10, then cost = 100tk If difference 1, then cost = 100/10 tk If difference 15, then cost = (100×15)/10 tk = 150tk. 47. If ax = b, by = c, and cz = a, then the value of xyz is A. 0 B. 1 C. 1/abc D. abc Answer: 1 Solution: Given, ax = b Or, (cz)x = b Or, (by) z x = b Or, (b) xyz = b1 Or, xyz = 1 48. For what value of x is 82x-4 =16x? A. 2 B. 3 C. 4 D. 6 Answer: 6 Solution: Given, 82x-4 =16x Or, 23(2x-4) = 24x Or, 6x -12 = 4x Or, 2x = 12 Or, x = 6 49. A is 30% more efficient than B. How much time will they, working together, take to complete a job which A alone could have done in 23 days? A. 13 days

B. 15 days C. 10 days D. None of these Answer: 13 days Solution: Ratio of times taken by A and B = 100 : 130 = 10 : 13. Suppose, B takes x days to do the work. Then, 10 : 13 = 23 : x Or, x = (23 x 13)/10 Or, x = 299/10

23/299 =1/13 Therefore, A and B together can complete the work in 13 days. 50. The lengths of the sides of a triangle are in the ratio of 3 to 5 to 6. If the perimeter of the triangle is 70, what is the length of the longest side? A. 10 B. 15 C. 25 D. 30 Answer : 30 Solution: 3x+5x+6x=70 Or, 14x=70 Or, X=5 Length of the longest side= 5×6=30 51. If for integer x, 5 <x<10 and y = x + 5, what is the greatest possible value of x + y? A. 32 B. 22 C. 23 D. 27 Answer: 23 Solution:

Given, 5 < x < 10 and y =x+5 Possible value of x = 6, 7, 8, 9 When x =9, y =9+5 = 14 Now, x + y = 9 + 14 = 23 52. Square of a number plus two times the number equal 63. What is the number? A. 7 B. 9 C. 9 D. Answer: 7, -9 Solution: x2 + 2x = 63 x2 + 2x 63 = 0 x2 + 9x 7x 63 = 0 x (x + 9) 7 (x + 9) = 0 (x + 9) (x 7) = 0 x = 9 and x = 7 53. If the perimeter of a certain rectangle is 76m and its area is 360m2, then what is the length of its shortest side? A. 18 B. 15 C. 13 D. 10 Answer: 18 Solution: Let, length = x and width = y Now, 2(x+y) = 76

xy = 360

(i)= 360/y + y =38 360 + y2 = 38y y2 -38y + 360 = 0 y2 -20y 18y + 360 = 0 y(y -20) 18(y 20) = 0 (y -20) (y 18) = 0 y= 20 and 18 Width = 18m 54. If x=1+ √2 and y =1-√2 find the value of (x2 + y2) A. 12 B. 10 C. D. 6 Answer: 6 Solution: x2 + y2 =(1+ √2) 2 + (1-√2) 2 = 1 + 2√2 + 2 + 1 2√2 + 2 =6 55. If x and y are consecutive positive integers, which of the following must be an even integer? A. X B. Y C. xy/2 D. xy Answer. xy Solution: As x & y are consecutive positive integers, one of them must be odd and the other even. Now, Odd×Even= Even. 56. If two planes leave the same airport at 1:00 PM, how many miles apart will they be at 3:00 PM, if one travels directly north at 150 mph and the other travels directly west at 200 mph? A. 50 miles B. 100 miles C. 500 miles

D. 700 miles Answer: 500 miles Solution: Plane travels for 2 hours 1st one passes =150×2=300mile 2nd one passes =200×2=400mile Distance between them d2 = 3002 + 4002 Or, d = √(90000 + 160000) = √250000 = 500

General Knowledge 57. Which one is not a member country G-7? A. Japan B. Sweden C. Italy D. Canada Answer: Sweden Exp: G-7 , , , , , 58. Transparency International is based in A. London B. Paris C. Berlin D. Washington D.C. Answer: Berlin

A. Switzerland B. Russia C. India D. France Answer: Switzerland 60. Which of the following organization is concerned with environmental issues? A. OIC B. WMO C. MIGA

D. IPCC Answer: IPCC Exp: IPCC = Intergovernmental Panel on Climate Change OIC = , WMO = MIGA = 61. OTC stands for A. Over that Counter B. Over the Court C. Over the Counter D. Over that Court Answer: Over the Counter Exp: OTC Over the counter 62. The Harry Potter series is written by A. JK Rowling B. KK Rowling C. KJ Rowling D. A K Rowling Answer: JK Rowling Exp: JK Rowling. 63. Profits of a firm that are distributed or given out to its investors are called A. Bonds B. Equity C. Dividends D. None of them Answer: Dividends 64. Point of sale (POS) machine is widely used by the A. Tellers B. Merchants C. Government D. Central bank Answer: Merchants

65. The great Victoria Desert is located in A. Canada B. West-Africa C. North-America D. Australia Answer: Australia 66. Money-market is a market for A. short-term fund B. long-term fund C. hedge fund D. risk free assets Answer: short-term fund Exp:

67. Which of the following is not a part of the World Bank Group? A. IDA B. IMF C. IBRD D. IFC Answer: IMF Exp: Part of the World Bank Group IBRD, IDA, IFC, ICSID and MIGA. 68. Stress test is related to assess health of which institution? A. Bank B. Multinational Firm C. Private Firm D. None of them Answer: Bank

Basic Computer 69. A light sensitive device that converts drawing, printed text or other images into digital form is A. Keyboard B. Plotter C. Scanner

D. None of these Answer: Scanner Exp: Scanner is a light sensitive device that converts drawing, printed text or other images into digital form. 70. Which of the following memory is non-volatile? A. ROM B. DRAM C. SRAM D. None of these Answer: ROM 71. Which network protocol is used to send e-mail? A. SMTP B. FTP C. SSH D. POP3 Answer: SMTP Exp: SMTP Simple Mail Transfer Protocol. 72. The operating system manages. A. Memory B. Processor C. Devices D. All of the above Answer: All of the above 73. By default, your documents print in mode. A. Page setup B. Portrait C. Landscape D. Print preview Answer: Portrait 74. Ctrl + N is used to A. Save Document B. Open Document C. New Document D. Close Document

Answer: New Document Exp: Ctrl + S = Save Document; Ctrl + V = Paste; Ctrl + O = Open File 75. By default, on which page the header or the footer is printed? A. on first page B. on alternate page C. on every page D. none of the above Answer: on every page 76. Which of these toolbars allows changing of Fonts and their sizes? A. Standard B. Formatting C. Print Preview D. None of these Answer: Formatting Exp: Formatting toolbar 77. Background color or effects applied on a document is not visible in A. Web layout view B. Print Layout view C. Reading View D. Print Preview Answer: Print Preview 78. What is the default font size of a new Word document based on Normal template? A. 9 pt B. 12 pt C. 14 pt D. None of above Answer: 12 pt Exp: 79. A Microsoft Windows is a(n) A. Operating system B. Graphic program C. Word Processing D. Database program Answer: Operating system

80. Which of the following Operating System does not implement multitasking truly? A. Windows B. Windows NT C. MS DOS D. Windows XP Answer: MS DOS

Total Marks: 100; Time: 60 Minutes: Examination Held on: 26.08.2016

English Proficiency 1. The view _______ the open window is very pretty. A. By B. To C. Along D. Through Answer: Through 2. __________ his parents allow him or not, Anis intends to go to the party. A. Whether B. Although C. Despite D. While Answer: Whether Questions (03-05): Choose the correct word spelling from the given options. 3. A. Lisense B. License C. Lisence D. Licents Answer: License 4. A. Extantion B. Extention

C. Extansion D. Extension Answer: Extension 5. A. Collateral B. Colateral C. Colleteral D. Collataral Answer: Collateral (6-8) Description 6. Which of the following passengers could be assigned to sit in the same row as Q? A. T B. S C. R D. P Answer: 7. If P and R are in row 2, which of the following must be true? A. N is in row 2 B. Q is in row 1 C. S is in row 3 D. None Answer: 8. How many passengers could be assigned to sit in the same row as T? A. 1 B. 2 C. 3 D. 4 Answer: Questions (09-10): Select the word or phrase that best completes the sentence. 9. Writing a beautiful sonnet is as much an achievement as to finish a 400-page novel. A. it is to finish B. if to finish C. finishing D. to have finished

Answer: finishing Exp: Writing = write+ing same as to+finish will be finish+ing = finishing 10. Today, this is totally different world than we have seen in the last decade. A. since we have seen B. from what we have seen C. from what we seen D. None of these Answer: from what we have seen Exp: Different+from

Bangla 11. A. B. C. D. Answer: 12. ? A. B. C. D. Answer:


? A. B. C. D.

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Answer: 15. ? A. B. C. D. Answer: 16. ? A. B. C. D. Answer: 17. ? A. B. C. D. Answer: 18. ? A. B. C. D. Answer: 19. ? A. B. C. D. Answer: 20. ? A. B.

C. D. Answer:

Mathematics 21. A short distance athlete has taken 30 seconds to cover 100m. If he makes 30 steps in 9 seconds, now many steps he taken in that time? A. 130 B. 170 C. 173 D. None Answer: None Solution: 9 sec = 30 steps 60 sec = (30×60)/9= 200 steps 22. A car goes 15 km on a gallon of octane when it is driven at 50 km/h. When the car is driven at 60 km/h, it only goes 80% as far. How many gallons of octane are needed to travel 200 km if half the distance is traveled at 50 km/h and the rest at 60 km/h? A. 15 B. 16.67 C. 10.60 D. 14 Answer: 15 Solution: At 50km/h 15 km needs 1 gallon So, 100 km needs 100/15 gallon At 60km/h, It goes 80% far = 80% of 15 = 12 km 12 km needs 1 gallon So, 100 km needs 100/12 gallon So, (100+100) = 200 km needs = (100/15 + 100/12) gallon = (400+500)/60 gallon

= 900/60 gallon = 15 gallon 23. A manufacturer sells three products i.e. A, B and C. Product A cost 200 and sells for 250, Product B cost 150 and sells for 180, Product C cost 100 and sells for 110. On which product, he has maximum percentage of profit? A. B only B. A and B both C. A only D. C only Answer: A only Solution: Profit from A = 250-200=50tk Percentage = (50×100)/200=25% Profit from B= 180-150=30tk Percentage = (30×100)/150= 20% Profit from C= 110-100=10tk Percentage= (10×100)/100=10% 24. A, B and C enter into partnership with investments in the ratio of 5:7: 8. If, at the end of

of profit is Tk. 42,360, how much is the total profit? A. Tk. 169,440 B. Tk. 183,000 C. Tk. 196,700 D. Tk. 168,440 Answer: Tk. 169,440 Solution: As the profit distributed according to the investment ratio the profit and investment ratio will be equal

5x = 42360 x = 8472

Total profit = 43260+59304+67776=169440

25. One third of the faculty members of a department are female. Sixteen of the male teachers are unmarried while 60% of them are married. The total number of faculty members in the department is A. 72 B. 60 C. 30 D. 90 Answer: 60 Solution: Let, Total number = x Number of female = 1/3 of x = x/3 Number of male = x-x/3 = 2x/3 Married male = 60% of 2x/3 = 2x/5 ATQ, 2x/3 2x/5 = 16 Or, 4x/15 = 16 Or, x = 60 26. A wholesaler sells goods to a retailer at a profit of 20%. The retailer sells to the customer,

A. 40% B. 50% C. 60% D. 70% Answer: 50% Solution: Let cost of wholesaler = 100tk At 20% profit he sells = 120tk = the cost of retailer Retailer sell it for 80% profit on cost of wholesaler = 100 + 100×(80/100) = 180 tk Profit of retailer = 180- 120 = 60 tk Percentage = (60×100)/120 = 50% 27. If an integer y is subtracted from an integer x, and the result is greater than x, then y must be

A. Equal to x B. less than 0 C. less than x D. greater than 0 Answer: less than 0 Solution: ATQ, x-y>x Or, -y > 0 Or, y < 0 28. A train went 300 km from City X to City Y at an average speed of 100 km/h. At what speed did it travel on the way back if its average speed for the whole trip was 120 km/h? A. 120 km/h B. 125 km/h C. 130 km/h D. 150 km/h Answer: 150 km/h Solution: Let, Way back speed = x ATQ, 2×x×100/(x+100) = 120 Or, 200x/(x+100) = 120 Or, 200x = 120x+12000 Or, 80x = 12000 Or, x= 150 29. If a, b and c are 3 consecutive integers and a >b>c, which of the following has the maximum value? A. b+(c/a) B. c+(a/b) C. c+(b/a) D. a+(b/c) Answer: a+(b/c) Solution:

As a is the greater number, adding a to any fraction of the given choice will have the maximum value. 30. Sam can mow a lawn in 20 min, while Mark takes 10 min longer to mow the same lawn. How long will they take to mow the lawn if they work together? A. 12 min B. more than 15 min C. 15 min D. 14 min Answer: 12 min Solution: In 1 minute, Sam mows 1/20 of the lawn In 1 minute, Mark mows 1/(20+10) = 1/30 of the lawn (1/20 + 1/30) = 5/60=1/12 of the lawn takes 1 minute So, whole(1) lawn takes 12 minutes 31. If two planes leave the same airport at 1:00 pm, how many km apart will they be at 3:00 pm, if one travels directly north at 150 km/h and the other travels directly west at 200 km/h? A. 50km B. 500km C. 400km D. 600km Answer: 500km Solution: Difference of time = 3:00 pm 1:00 pm = 2 hrs First plane travels in 2 hrs = 2×150=300 km Second plane travels in 2 hrs = 2×200=400 km The directions of the planes forms a right angle triangle So, the direct distance = √(3002 + 4002) = √250000=500 km 32. If an inspector rejects 0.08% of a product as defective, how many units of the product will he examined in order to reject 2? A. 500 B. 1500 C. 2000 D. 2500 Answer: 2500

Solution: 0.08% product is rejected from = 100 So, 2 product is rejected from = (100 × 2 × 100)/8 = 2500 33. A two-digit number has 3 in its unit digit. The sum of its digits is one seventh of the number itself. What is the number? A. 53 B. 63 C. 73 D. 83 Answer: 63 Solution: Let, The number = 10x + 3 ATQ, 7(x + 3) = 10x + 3 ⇒7x + 21 = 10x + 3 ⇒21-3 = 10x 7x ⇒3x = 18 ⇒x= 6 The number = 10 × 6 + 3 = 63. 34. A trader market the price of an article 30% above the cost price and gave the buyer 10% discount on marked price, thereby gaining Tk. 340. The cost of the article is? A. 3000 B. 2000 C. 1900 D. 1800 Answer: 2000 Solution: 35. The length and breadth of a square are increased by 40% and 30% respectively. The area of the resulting rectangle exceeds the area of the square by? A. 62% B. 42% C. 82% D. None

Answer: 82% Solution: Let, length is = x so, area is = x2 40% increase in length = x+2x/5 =7x/5 30% increase in breadth = x+3x/10 =13x/10 Area = (7x/5)×( 13x/10) = 91×2/50 Increasing area = (91×2/50)- x2 = 41×2/50 Percentage = {(41×2/50) x2}×100 = (41/50)×100 = 82% 36. There boys have marbles in the ratio of 19:5:3. If the boy with the least number has 9 marbles, how many marbles does the boy with the highest number have? A. 57 B. 15 C. 76 D. 38 Answer: 57 Solution: Smaller ratio 3 = 9 So, Smaller ratio 1 = 9/3 = 3 Now, Highest ratio 19 = 19×3 = 57 37. A circular wheel 28 inches in diameter rotates the same number of inches per second as a circular wheel 35 inches in diameter. If the smaller wheel makes x revolutions per second, how many revolutions per minutes does the larger wheel make in terms of x? A. 12x B. 24x C. 36x D. 48x Answer: 48x Solution: For smaller wheel, Circumference = 2×π×28/2 = 28π Revolve in 1 second = x times Revolve in 60 seconds = 60x times

So, distance = 28π×60x For larger wheel, Circumference = 2×π×35/2 = 35π Let, Revolve per minute = n So, distance = 35πn Now, 28π×60x = 35πn Or, n=(28π × 60x)/35π Or, n= 48x 38. Of two groups of tourists, each has 60 people. If three-fourth (i.e. 75%) of the first group and two-third of the second group board buses to travel to a museum. How many more people of the first group board buses than that of the second group? A. 3 B. 5 C. 10 D. 15 Answer: 5 Solution: ¾ of first group = ¾ of 60 = 45 2/3 of 2nd group = 2/3 of 60 = 40 Difference = 45-40 = 5 39. Six consecutive whole numbers are given. The sum of the first three numbers is 27. What is the sum of the last three numbers? A. 30 B. 32 C. 36 D. 38 Answer: 36 Solution: Let, Numbers are n, n+1, n+2 ATQ,

n+n+1+n+2 =27 Or, 3n+3=27 Or, 3n=24 Or, n=8 So, the numbers are-8,9,10 Now, the last 3 consecutive numbers are 11,12,13 Sum of them 11+12+13 =36 40. If the length oby what percent is the sum of the areas of the three plots increased? A. 125% B. 150% C. 200% D. 375% Answer: 125% Solution: Let, the length of each side of the garden = 100 Area = 1002 = 10000 Area of 3 square = 3×10000 = 30000 50% increase of length = 100+100×50/100 = 150 Area = 1502 = 22500 Area of 3 square = 3×22500 = 67500 Increasing area = 67500-30000 =37500 Percentage = (37500×100)/30000=125%

English Questions (01-05): Fill in the blank with right option 01. The environmental damage caused by the oil spill will likely last - A. to several years B. severally years C. for several years D. year several

Answer: for several years 02. The man was in ______ health that the family began to consider whether he could continue to live in his home. A. so bad B. such worse C. so badly D. such bad Answer: such bad 03. After suspended for misbehavior the student requested reconsideration. A. having been B. having C. have D. was Answer: having 04. The oncologist studied the results of the biopsy and decided _____ additional tests. A. should order B. to order C. he should ordering D. ordering Answer: to order 05. One should be careful about ______ duty. A. their B. one C. D. the

Questions (06-09): Select the word or phrase that best completes the sentence. 06. Salt has been used for centuries as a method of preserving foods. A. displaying B. cooking C. conserving D. seasoning Answer: conserving 07. The presentation by Dr. Toha was very illuminating.

A. enlightening B. bright C. disheartening D. boring Answer: enlightening 08. Assertive people are generally more decisive. A. Docile B. Articulate C. Confident D. Compliant Answer: Confident

abundant. A. inadequate B. substandard C. excellent D. plentiful Answer: plentiful Questions (10-13): Select the pair of best expresses a relationship similar to that expressed in the pair 10. NATURAL : SYNTHETIC A. Cotton: wool B. Fragrance: perfume C. Boast: Humble D. None of these Answer: Boast: Humble Exp: One is opposite of other. 11. MONEY: PECULATION A. Radiation : Bomb B. Bank: Cashier C. Comment: Insult D. Writing : Plagiarism Answer: Writing : Plagiarism Exp: Money Peculation; Writing Plagiarism 12. EYES : TEARS

A. Sea : Water B. Volcano : Lava C. Heart: Artery D. Hunger : Bred Answer: Volcano : Lava Exp: Eye Tear ; Volcano Lava 13. Insult : Humiliate A. Shoot : Kill B. Abuse : Disrespect C. Injury : Pungent D. None of these Answer: Abuse : Disrespect Exp: Insult Humiliate ; Abuse Disrespect Questions (14-18): Choose the correct spelling from the given options. 14. A. pretyier B. prettyer C. pretiyer D. prettier Answer: prettier 15. A. scurryd B. scurried C. scurryied D. scuried Answer: scurried 16. A. ugliest B. ugliiest C. ugleest D. uggliest Answer: ugliest 17. A. Leiutenant

B. Luietenent C. Lieutanent D. Lieutenant Answer: Lieutenant 18. A. Heiritage B. Heritage C. Heratage D. Heretage Answer: Heritage

Bangla 19. A. B. C. D. Answer: 20. A. B. C. D. Answer: 21. A. B. C. D. Answer: 22. ? A. B. C.

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D. Answer: 23. ? A. B. C. D. Answer: 24. ? A. B. C. D. Answer: 25. ? A. B. C. D. Answer: 26. ? A. B. C. D. Answer: 27. ? A. B. C. D. Answer: 28. ? A.

B. C. D. Answer: Exp: 29. A. B. C. D. Answer: 30. ? A. > B. > C. > D. Answer: > 31. ? A. B. C. D. Answer: 32. ? A. B. C. D. Answer: 33. ? A. B. C. D.

Answer: 34. A. B. C. D. Answer:

General Mathematics Questions (35-60): Choose the correct answer 35. Karim has 40% more stamps than Rahim if he gives 45 of his stumps to Rahim, then Rahim will have 10% more stamps than Karim. How many stamps did Karim begin with? A. 175 B. 200 C. 220 D. 245 Answer: 245 Solution: Let, Rahim has = x stamps So Karim has = 140% of x = 1.4x ATQ, 110% of (1.4x-45) = x+45 Or, {11(1.4x 45)/10} = x + 45 or, 15.4x-495 = 10x+450 or, 5.4x = 945 Or, x= 175 So, Karim has 175+ 40% of 175 = 175+70 = 245 36. P & Q start a business with initial investments in the ratio of 13:8. Their corresponding profits are in the ratio of 7:5. If P invested his money for 7 months, find the time period for what Q invested his money. A. 8 months B. 9 months C. 10 months

D. 11 months Answer: 8 months Solution: Let, Q invested for x months ATQ, (13×7) : (8×x) = 7:5 Or, 91/8x = 7/5 Or, 8x = 91×5/7 Or, x = 65/8=8.125 =8 37. Compound interest on a certain sum for 2 years at 10% per annum is Tk.420. What would be the simple interest at the same rate and for the same time? A. Tk100 B. Tk.200 C. Tk.300 D. Tk.400 Answer: Tk 400 Solution: Let, Principal =P ATQ, P × (|1+ 10/100)2 P = 420 Or, P(11/10)2 P = 420 Or, P(1.1)2 P = 420 Or, 1.21P P = 420 Or, P(1.21 1) = 420 Or, 0.21P = 420 Or, P = 2000 Simple interest = 2000 × 2 × 10/100 = 400 38. Ravi leaves home for stadium which is 12 km from his house. After the stadium, he goes to his club which is 7 km from his stadium. If his home, stadium and club all fall in a line, then what is the minimum distance he has to travel to get back home? A. 19 km B. 7 km

C. 5 km D. 12 km Answer: 5km Solution: His last destination was club. This club may be either side of stadium and in a straight line. So, minimum distance = 12-7 = 5km 39. If a man cycles at 10 km/hr, then he arrives at a certain place at 1 pm. If he cycles at 15 km/hr, arrive at the same place at 11 am. At what speed must he cycles to go there at noon? A. 11 km/hr B. 12 km/hr C. 13 km/hr D. 14 km/hr Answer: 12 km/hr Solution: Let, distance = x Time difference(Same Day) = 1 PM. 11 AM. = 2 hours. ATQ, x/10 x/15 = 2 Or, x/30 = 2 Or, x = 60 30 .:.x = 60 When speed is 10km/hr then time taken = 60 ÷10 = 6 hours. So, at 10km/hr, his starting time was = 1PM. 6 hours = 7 AM(Same Day) So, to reach at noon or 12 P.M, total time needed = 12 P.M. 7 A.M = 5hours. Thus, speed = 60 ÷ 5 = 12km/hr. 40. Three measuring rods are 64 cm. 80 cm and 96 cm length. What is the least of cloth that can measure exact number of rods using any one of these rods? A. 9.60 m B. 8.0 m C. 9.60 cm D. 96 m Answer: 9.60 m

Solution: L.C.M of 64 80 and 96 = 960 cm 100 cm = 1 m or 960 cm = 9.6 m 7. Which of the following equals (√2 -√8)(2√2 +√8)? A. -2√2 B. -4 C. 4√2 D. -8 Answer: -8 Solution: (√2 -√8)(2√2 +√8) =(√2 -2√2)(2√2 +2√2) =4√2(√2 -2√2) =4√2.√2(1 2) = 4√2.√2 = 8 41. A tank can be filled by a tap in 20 minutes and by another tap in 60 minutes both the taps are kept open for 10 minutes and then the first tap is shut off. After this, the tank will completely filled in what time? A. 10 min B. 15 min C. 20 min D. 25 min Answer: 20 min Solution: In 1 min both taps fill = 1/20 + 1/60 = 4/60 = 1/15 So, in 10 minutes taps fill = 10 × 1/15 = 2/3 Remaining part = 1 2/3 = 1/3 After shutting off 1st tap, 2nd tap fills 1/3 part in 60 × 1/3 minutes = 20 minutes 42. A box contains 20 electric bulbs, out of which 4 are defective. Two bulbs are chosen at random from this box. The probability that at least one of these is defective is A. 7/19

B. 6/19 C. 5/19 D. 3/19 Answer: 7/19 Solution: Here, Total bulbs = 20 defective bulbs = 4 so, non defective bulbs = 20-4 = 16 Probability = 16C2 / 20C2 = (16 × 15)/2 ÷ (20 × 19)/2 = 120/190 = 12/19 .:. at least 1 defective = 1 12/19 = 7/19 43. There is a rectangular parking lot with a length of 2x and a wide of x. What is the ratio of the perimeter of the parking lot to the area of the parking lot, in terms of x ? A. 2/x B. 3/x C. 4/x D. 5/x Answer: 3/x Solution: Perimeter =2(2x+x) = 6x Area = 2x × x = 2×2 Ratio = 6x:2×2 = 3:x = 3/x 44. The ratio of income of A to that of B is 7:5 and expenditure of A to that B is 3 : 2. If at the end of the year, each saves Tk. 500, find the income of A? A. Tk. 2500 B. Tk. 300 C. Tk. 3200 D. Tk. 3500 Answer: Tk. 3500 Solution: Let, income of A and B = 7x and 5x And expenditure = 3y and 2y respectively ATQ, 7x-3y = 500 (i) 5x-2y = 500 (ii)

From (ii) × 3 (i) × 2, 15x 6y -14x + 6y = 1500 1000 Or, x = 500 So, income of A = 7×500 =Tk. 3500 45. An empty bucket (Foto) being filled with paint at a constant rate takes 6 min to be filled 7/10 of its capacity. How much more time will it take to fill the bucket to full capacity A. 18/7 B. 6/19 C. 20/14 D. 18/14 Answer: 18/7 Solution: 7/10 tool 6 m So, 1 took 6 × 7/10 m So, 3/10 took 6 × 7/10 × 3/10 m = 18/7 m 46. In distributing milk at a summer camp it is found that a quart of milk will fill either 3 large glass tumblers or 5 small glass tumblers. How many small glass tumblers can be filled with one large glass tumbler? A. 11/5 B. 7/5 C. 5/3 D. 7/3 Answer: 5/3 Solution: 3 large = 5 small So, 1 large = 5/3 small 47. A bank offers 5% interest compounded half yearly. A customer deposits Tk.1600 each on 1st January and 1st. July of a year. At the end of the year the amount he would have gained by the way of interest is A. Tk. 121 B. Tk. 122 C. Tk. 123 D. Tk. 124 Answer: Tk. 121

Solution : Total amount = 1600(1+5/2 %)2 + 1600(1+5/2 %) =1600{1+ 5/(2×100)}2 + 1600{1+ 5/(2×100)} = 1600(1+1/40)2 +1600(1+1/40) = 1600 × 41/40 × 41/40 + 1600 × 41/40 = 1600 × 41/40 (41/40 + 1) = 1600 × 41/40 × 81/40 =3321 Gain = 3321 (1600+1600) = 121 48. A box is made in the form of a cube. If a second cubical box inside dimensions three times those of the first box, how many times as much does the second box contain? A. 6 B. 9 C. 12 D. 27 Answer:27 Solution: Let, one side of first cube = a So, Volume of first cube = a3 ATQ, One side of the 2nd cube = (3a)3 = 27a3 Times = 27a3 / a3 = 27 49. A can do a job in 24 days, B in 9 days and C in 12 days. B and C together start the work but leave after 3 days. How much time was taken A to complete remaining work? A. 7 days B. 9 days C. 10 days D. 12 days Answer: 10 days Solution: B+C do in 1 day = 1/9 + 1/12 = 7/36 B+C do in 3 days = 3 × 7/36 = 7/12 Remaining = 1 7/12 = 5/12 A does 1 part in 24 days

So, A does 5/12 part in 24 × 5/12 = 10 days 50. In a group of 15, 7 can speak Spanish 8 can speak French and 3 can speak neither. What fraction of the group can speak both French and Spanish? A. 1/5 B. 4/15 C. 1/3 D. 7/15 Answer: 1/5 Solution: n(SUF) = n(S) + n(F) n(S∩F) + none Or, 15 = 7 + 8 n(S∩F) + 3 Or, n(S∩F) = 3 The fraction = 3/15 = 1/5 51. A, B and C enter into partnership by making investments in the ratio 3: 5:7. After a year, C invests another Tk.337600 while A withdraws Tk.45600. The ratio of investments then changes to 24:59:67. How much does A invest initially? A. Tk. 140600 B. Tk.141600 C. Tk.131600 D. Tk.140500 Answer: Tk. 141600 Solution: Let, investment ratio A, B & C = 3x, 5x, 7x ATQ, 3x-45600 : 5x = 24 : 59 Or, (3x 45600)/5x = 24/59 Or, 177x 59×45600 = 120x Or, 57x = 59×45600 Or, x = 47200

52. A rectangular fish tank 25m by 9m has water in it to a level of 2m. This water is carefully poured into a cylindrical container with a diameter of 10m. How high will the water reach in the cylindrical container?

A. 18/π B. 18 C. 7/18 D. 9/27 Answer: 18/π Solution: Given, Diameter 10 m So radius = 10/2= 5m ATQ, πr2h = 25 × 9 × 2 Or, π52h = 25 × 9 × 2 Or, h = (25 × 9 × 2) / 25 π Or h= 18/π 53. At a symposium, 20% of the professors are psychologists, 60% are biologists and the remaining 12 professors are economists. If 20 of the professors wear glasses, what percent of the professors do not wear glass? A. 20% B. 33,% C. 50% D. 66% Answer: 66% Solution: Let, Total professors = x ATQ, x = 20% of x + 60% of x + 12 Or, x = x/5 + 3x/5 + 12 Or, x x/5 3x/5 = 12 Or, x/5 = 12 Or, x = 60

20 = 60 20 = 40 Required percentage = (40/60) × 100 = 66 2/3% = 66%

54. In a department, 3/5 of the workers are men and the rest are women. If 1/2 of the men and 3/7 of the women in the department are over 35, what fraction of all the workers in the department are over 35 A. 33/70 B. 66/70 C. 33/140 D. 35/140 Answer: 33/70 Solution: Men = 3/5 Women = 1 3/5 = 2/5 Workers over 35 are = ½ of 3/5 + 3/7 of 2/5 = 3/10 + 6/35 = 33/70 55. The ratio of investments of two partners P and Q is 7:5 and the ratio of their profits is 7:10. If P invested the money for months, find for how much time did Q invest the money? A. 7 months B. 10 months C. 9 months D. 11 months Answer: (Wrong question) Solution: Let, Q invested for x months ATQ, 7×y : 5×x = 7:10 Or, 7y/5x = 7/10 Or, x= (10/7) × 7y × 1/5 = 2y

y 56. A clock strikes once at1 o many times will it strike in 24 hours? A. 78 B. 136 C. 156 D. 196 Answer: 156

Solution:

= 12(l2 + 1)/2 = 156 57. The perimeter of a rectangle is 26 cm. The rectangle is converted to a square by tripling the width and taking a quarter of the length, What is the perimeter of the resulting square? A. 9 cm B. 12 cm C. 20 cm D. 26 cm Answer: 12 cm Solution: 2(length + breadth) = perimeter Or, 2(L + B) = 26 Or, L + B = 13 Or, B = 13 L New L of square = 3L & B = (13-L) × ¼ ATQ, 3L = (13-L) × ¼ Or, 12L = 13 L Or, L = 1 So, length of the square = 3×1 = 3 So, perimeter of the square = 4×3 =12 58. In an examination, 34% of the students failed in mathematics and 42% failed in English. If 20% of the students failed in both the subjects, then find the percentage of students who passed in both the subject. A. 22% B. 32% C. 44% D. 54% Answer: 44% Solution: n(MUE) = n(M) + n(E) n(M∩E) + passed in both Or, 100% = 34% + 42% 20% + passed in both Or, passed in both = 44%

59. 125 gallons of a mixture contains 20% water. What amount of additional water should be added such that water content is raised to 25%? A. 15/2 gallons B. 17/2 gallons C. 19/2 gallons D. 25/3 gallons Answer: 25/3 gallons Solution: Water in the mixture = 20% of 125 = 25 gallons So, other = 125-25 = 100 let, water be added = x ATQ, 25+x = 25% of (125+x) Or, 25 + x = (125+x)/4 Or, 100+4x =125+x Or, 3x = 25 Or, x = 25/3.

General Knowledge and Basic Computer Questions (61-80): Choose the correct answer 60. The process of transferring files from a computer on the Internet to your computer is called A. Forwarding B. FTP C. Downloading D. Uploading Answer: Downloading 61. Verification of a login name and password is known as: A. configuration B. authentication C. accessibility D. logging in Answer: authentication 62. A special type of memory chip that holds software that can be read but not written to A. RAM

B. Mother Board C. ROM D. CPU Answer: ROM 63. The set of instructions that tells the computer what to do is A. Softcopy B. Hardware C. Software D. Hardcopy Answer: Software 64. Which of the following will not protect you from spam? A. spam blockers B. e-mail rules C. filters D. popup blocker Answer: popup blocker 65. ________ controls the way in which the computer system functions and provides a means by which users can interact with the computer. A. The operating system B. The motherboard C. The platform D. Application software Answer: The operating system 66. All of the following are examples of real security and privacy risks EXCEPT. A. Viruses B. Hackers C. Spam D. Identity theft Answer: Spam 67. Which of the following is used for close a tab on a browser? A. Ctrl+Y B. Ctrl+W C. Ctrl + A D. Ctrl+T

Answer: Ctrl+W 68. When cutting and pasting, cutting section is temporarily stored in A. Dashboard B. Hard drive C. Diskette D. Clipboard Answer: Clipboard 69. Which of the following is a correct format of Email address? A. [email protected] B. care@website@com C. carewebsite.com D. care.website.com Answer: [email protected] 70. The Finance Commission is appointed after every A. 2 years B. 3 years C. 4 years D. 5 years Answer: 5 years 71. The system of dual citizenship exists in A. India B. France C. United Kingdom D. USA Answer: United Kingdom 72. Point of sale (POS) machine is widely used by the A. Tellers B. Merchants C. Government D. Central bank Answer: Merchants 73. Which of the following organization is concerned with environmental issues? A. OIC B. IPCC

C. MIGA D. WMO Answer: IPCC 74. The device used for measuring altitudes is A. altimeter B. ammeter C. audiometer D. galvanometer Answer: altimeter 75. The value of Gold is determined in A. Rome B. Washington C. Teheran D. London Answer: London 77. Where is the headquarters of Asian Development Bank (ADB) situated? A. Manila B. Delhi C. Bangkok D. Hong Kong Answer: Manila 78. Which one of the following glasses is used in bulletproof screens? A. Soda glass B. Pyrex glass C. Jena glass D. Reinforced glass Answer: Reinforced glass 79. Which is the Land of the Rising Sun? A. Japan B. Australia C. China D. Taiwan Answer: Japan 80. The longest mountain range in the world is

A. The Alps B. The Himalayas C. The Andes D. The Rockies Answer: The Andes

Post Name: Computer Operator

?-

?

?- ,

2x-y=8 x-2y=4 x+y= 4

? 9<3 , ,

x^2 -7x +6 x-1)(x-6) X + y= 3, Xy= 2 x^3 + y^3=? 19

Formulas File, edit, help, and view

Multi user multitasking operating system example- UNIX Header and footer, zoom and toolbar are placed in which menu- Tools

HTML

?-

The word substantiate is a- Verb Being the tallest in class, . She was asked to sit at the back. Fifty miles -a long distance. is We are looking forword you soon. to meeting The Hilsha fish abounds the river Padma- in Opposite of Enmity- Friendship Similar of fidelity loyalty Which of the following is Masculine gender- Bull

English: 11.b 12.b 13.b,d 14.b 15.C 16.d 17.d 18.A 19.A 20.C Math: 21) 3/4 22)1/8 23)32000 24)52 25)42250 26)108 27)1700 28)21 29)-1 30) 1/2

GK:

Computer:

CPU Ram ms word

ENGLISH

Questions (01-05): Fill in the blank with right option 1. The department of heavy industries plans to ______ a vibrant ecosystem for the capital goods sector to ______

manpower issues. (A) organize, unfold (B) export, resolve (C) create, address (D) start, decide

2. The emergency services ______ the accident site as soon as the news of the train collision was _______ to them.

(A) reached, relayed (B) suspended, omitted (C) carried. postponed (D) marked, transferred

3. Market leaders usually want to ____ their market share even further, or at least to protect their current market share.

(A) decrease (B) dominate (C) increase (D) establish

4. _________ some employers oppose the very existence of unions, many theorists stress the necessity of unions.

(A) Because (B) Due to (C) However (D) Although

5. She stands a good chance, _____ only two people are contesting the seat and the other candidate is very unpopular.

(A) while (B) since (C) but (D) and Questions (06-10): Find the correctly spelt word 06. (A) Waitres (B) Waitress (D) Waitres

(C) Waittress 07. (A) Tentamount (B) Tantramount (C) Tantemount (D) Tantamount 08. (A) Quotient (B) Quoteient (C) Quetient (D) Quetient 09. (A) Vertebrete (B) Vertebratte (C) Vertebrate (D) Verrtebrate 10. (A) Judiceary (B) Judiciary (C) Judeacry (D) Judiciery Questions (11-15): Read the following passage and answer the questions given below: Eight persons A, B, C, D, E, F, G and H have their birthdays on different months of the year viz. January, April, May and July, such that not more than two persons have their birthdays in the same months. All the birthdays are either on 14th or 23rd of the month. No two persons have their birthdays on the same day of the same month. The following information is also known about them:

birthday before B. The number of persons who have their birthdays between the birthdays of G and H is equal to the number of persons who have their birthdays between the birthdays of B and D. D was born in July. Birthdays of both E and B are in the same month. There are three birthdays between the birthdays of F and C.

11. Who among the following were born in the same month? (A) A and D (B) B and C (C) C and F (D) D and G Exp:

Jan April May July

14 23 14 23 14 23 14 23

G F E B H C A D

12. Who was born on 23rd July? (A) A (B) B (C) C (D) D Exp:

Jan April May July

14 23 14 23 14 23 14 23

G F E B H C A D

13. Which of the following Birthday Person combination is correct? (A) January 23rd G (B) April 14th E (C) May 23rd H (D) July 14″ C Exp:

Jan April May July

14 23 14 23 14 23 14 23

G F E B H C A D

14. In which month C has his birthday? (A) January (B) April (C) May (D) July Exp:

Jan April May July

14 23 14 23 14 23 14 23

G F E B H C A D

15. How many people have birthdays before G? (A) 1 (B) 3 (C) 5 (D) None of these Exp:

Jan April May July

14 23 14 23 14 23 14 23

G F E B H C A D

Questions (16-20): Choose the word that is closest in meaning to the underlined word. 16. She came to the meeting late on purpose so she would miss the introductory speech.

(A) aiming at (B) intentionally (C) reasonably (D) with a goal

17. Travel insurance is sometimes mistaken for temporary health insurance, but the two are different. (A) transitory (B) passing (C) mutable (D) permanent

18. Innocuous looking mushroom you see around. (A) harmful (B) harmless (C) innocent (D) conspicuous

19. When the leadership changed, his position in the organization became precarious. (A) secure (B) exalted (C) important (D) uncertain

20. There was no doubt that the judgment was fair. (A) insincere (B) biased (C) upright (D) inconsiderate

BANGLA Question (21-40): Choose the correct answer

21. ? (A) (B) (C) (D)

22. ? (A) (B) (C) (D) Exp: ˂>

23. ?

(A) (B) (C) (D)

24. ? (A) (B) (C) (D)

25. ? (A) (B) (C) (D) Exp:

26. ? (A) (B) (C) (D)

27. ? (A) (B) (C) (D)

28. ? (A) (B) (C) (D)

29. ? (A) (B) (C) (D) Exp: > >

30. ? (A) (B) (C) (D)

31. ? (A) (B) (C) (D)

32. ? (A) (B) (C) (D)

33. ? (A) √ (B) √ (C) √ (D) √

34. ? (A) (B) (C) (D)

35. ? (A) (B) (C) (D)

36. ? (A) (B) (C) (D) Exp:

37. ? (A) (B) (C) (D) Exp:

38. ? (A) (B) (C)

(D) 39. ?

(A) (B) (C) (D)

40. ? (A) (B) (C) (D) Exp:

GENERAL MATHEMATICS Questions (41-60): Read the following questions carefully and choose the right answer.

41. There are 3 green, 4 orange and 5 white color bulbs in a bag. If a bulb is picked at random, what is the probability of having either a green or a white bulb?

(A) 3/4 (B) 2/3 (C) 4/3 (D) 2/9 Exp: Total bulbs = 3+4+5 = 12 green + white bulbs = 3+5 = 8 So, probability of having green or white bulbs = 8/12 = 2/3

42. A motor cycle covers 40 km with a speed of 20 km/hr. Find the speed of the motorcycle for the next 40 km journey so that the average speed of the whole journey will be 30 km/hr.

(A) 70 km/hr (B) 52.5 km/hr (C) 60 km/hr (D) 60.5 km/hr Exp: Average speed, 2xy/(x+y) = 30 Or, 2×20×y(20+y) = 30 Or, 40y = 600+30y Or, 10y = 600 Or, y = 60

43. With a uniform speed, a car covers a distance in 8 hours. Had the speed been increased by 4 km/hr, the same distance could have been covered in 7 hours and 30 minutes. What is the distance covered?

(A) 420 km

(B) 480 km (C) 520 km (D) 640 km Exp: Let, Distance = x km 7 hours and 30 minutes = 7.5 hr ATQ, x/7.5 x/8 = 4 Or, 10x/75 x/8 = 4 Or, (80x 75x)/600 = 4 Or, 5x/600 = 4 Or, x= (4×600)/5 = 480 km

44. The respective ratio between the speed of a car, a train, and a bus is 5:9:4. The average speed of the car, bus and train is 72 km/hr together. What is the average speed of the car and the train together?

(A) 82 km/h (B) 72 km/h (C) 67 km/h (D) 84 km/h Exp: Let the speed of car, train and bus = 5x, 9x , 4x km/hr ΑΤQ, (5x+9x+4x)/3=72 Or, 18x = 216 Or, x=216/18 Or, x= 12 Average speed of car and train = (5x+9x)/2=7x=7×12=84 km/hr

45. A, B and C are partners of a company. During a particular year A received one-third of the profit. B received one-fourth of the profit and C received the remaining tk.5000. How much did A receive?

(A) Tk. 5000 (B) Tk 4000 (C) Tk 3000 (D) Tk. 1000 Exp: Total Profit = x So, A received = x/3 B received = x/4 ATQ, x x/3 x/4 = 5000 Or, (12x 4x 3x)/12 = 5000

Or, 5x/12 = 5000 Or, x = 12000 A received = 12000/3 = 4000

46. The average age of a group of 15 employees is 24 years. If 5 more employees join the group, the average age increases by 2 years. Find the average age of the new employees.

(A) 35 (B) 30 (C) 24 (D) 32 Exp: Total age of 15 employees = 15×24 = 360 After 5 more employees joining the group, the average age increases by 2 years. That means, total age =(20×26) = 520 Total age of 5 employees =(520 360) = 160 So, average = 160/5 = 32

47. By selling 32 guavas for tk. 30 at the rate of Tk. 1.066 per guava a man loss 25%. How many guavas should be sold for Tk. 18 to gain 20% of profit in the transaction?

(A) 24 (B) 12 (C) 18 (D) 36 Exp: At 25% loss, cost price of 32 guavas= 30×100/75 = 40 tk at 20% profit, selling price of 32 guavas=40×120/100=48 tk So, 48 tk is the selling price of 32 guava 1 =32/48 18 =(32×18)/48=12 guavas

48. A sold a watch to B at a gain of 20% and B sold it to C at a loss of 10%. If C bought the watch for Tk.216, at what price did A purchase it?

(A) Tk. 200 (B) TK. 216 (C) TK. 250 (D) Tk. 176 Exp: At 10% loss, Cost price to B = (216×100)/90 = 240 tk At 20% gain, Cost price to A = (240×100)/120 = 200 tk

49. A square is inscribed in a circle of diameter 2a and another square is circumscribing circle. The difference between the areas of outer and inner squares is

(A) a2 (B) 2a2 (C) 3a2 (D) 4a2 Exp: ATQ, Diagonal of inner square = 2a So, one hand of the inner square = 2a/√2 = √2a So, area of the inner square = (√2a)2 = 2a2 Again, One hand of the outer square = 2a So, area of the outer square = (2a)2 = 4a2 So, difference = 4a2 2a2 = 2a2

50. The average of the three numbers x, y and z is 45. X is greater than the average of y and 2 by 9. The average of y and z by 9. The average of y and z is greater than y by 2. Then the difference of x and z is

(A) 3 (B) 5 (C) 7 (D) 11 Exp: Sum of x,y and z = 45×3 So, ∴x+y+z =135 (i) Again, X = (y+z)/2 +9 Or, 2x = y+z+18 -(2) Again, (y+z)/2 = y+2 Or, 2y+4 = y+z Or, y = z-4 From (2), 2x = z-4+z+18 Or, 2x 2z = 14 Or, x-z = 7

51. A boat travel with a speed of 10 km/hr in still water. If the speed of the stream is 3 km/hr then find time taken by boat to travel 52 km downstream.

(A) 2 hrs (B) 4 hrs (C) 6 hrs (D) 9 hrs

Exp: Speed in downstream = 10+3 = 13km/hr So, time taken to travel 52km downstream =52/13= 4hrs

52. Rahima can row 16 km/hr in still water. It takes her thrice as long to row up as to row down the river. Find the difference between her speed in still water and that of the stream.

(A) 8 km/hr (B) 16 km/hr (C) 24 km/hr (D) 12 km/hr Exp: Let, the speed of Stream = x, so, downstream speed = 16+x and upstream speed = 16-x ATQ, 16+x = 3(16-x) Or, 16+x = 48 -3x Or, 4x = 32 Or, x =8 So speed of stream = 8 and difference of speed of still water & stream = 16 8 = 8km/hr

53. A train leaves a station A at 7 am and reaches another station B at 11:00 am. Another train leaves B at 8 am and reaches A at 11:30 am. The two ruins cross one another at

(A) 8:36 am (B) 8:56 am (C) 9.00 am (D) 9:24 am Exp: Let, distance between A and B = x mile So, Speed of first train = x/4 km/hr Speed of second train = x/3.5 km/hr Let after y hrs, two train will meet. So, x/4 ×(y+1) + x×y/3.5 = x Or, (y+1)/4 = y/3.5 = 1 Or, (3.5y + 3.5 + 4y)/14 = 1 Or, 7.5y + 3.5 = 14 Or, 7.5y = 10.5 Or, y = 7/5 = 1 hr 24 min So, the train will meet = 8+1hr 24 min = 9:24 Am

54. A train 150 m long crosses a milestone in 15 seconds and crosses another train of the same length travelling in the opposite direction in 12 seconds. The speed of the second train in km/hr is-

(A) 52 km/hr

(B) 56 km/hr (C) 54 km/hr (D) 58 km/hr Exp: Speed of 1st train=150/15=10 m/s Relative speed of two train = (150+150)/12 = 25 m/s So speed of 2nd train = 25-10=15 m/s = 15×(18/5)=54 kmh

55. There are 2 numbers in the ratio of 4:5. If 4 is subtracted from both numbers the ratio becomes 3:4. What will be the ratio if 4 is added in the both numbers?

(A) 1:2 (B) 2:3 (C) 5:6 (D) 1:4 Exp: Let the numbers are 4x and 5x ATQ, (4x-4)/(5x-4) = ¾ Or, 16x 16 = 15x 12 Or, 16x 15x = 4 Or, x = 4 So, Required ratio = (16+4) : (20+4) = 20:24 = 5:6

56. income from

(A) 7% (B) 8% (C) 9% (D) 10% Exp:

-25 = 75

= 133.33

A is less than C = C-A = 133.33-120 = 13.33 less % = (13.33×100)/133.33 = 10%

57. The ratio of two numbers is 7: 4. If 8 is added to both the numbers ratio becomes 13:8. What is the smaller number?

(A) 40 (B) 56 (C) 38

(D) 52 Exp: Let, the number be 7x and 4x ATQ, (7x+8)/(4x+8) = 13/8 Or, 56x + 64 = 52x + 104 Or, 4x = 40 Or, x = 10 So, smaller number = 4x = 4×10 = 40

58. A and B can do a work in 12 days. B can do the same work in 18 days. In how many days A can complete the 2/3 of the same work?

(A) 36 days (B) 24 days (C) 16 days (D) 27 days Exp: A alone can do (1/12 1/18) = 1/36 part of the work So, A alone can do 1/36 part of the work in 1 day So, A alone can do 2/3 of the work in 36 × 2/3 day = 24 days

59. A is twice as good as B and together they finish a piece of work in 16 days. The number of days taken by A alone to finish the work is

(A) 20 days (B) 21 days (C) 22 days (D) 24 days Exp: Let, A needs = x days so, B needs 2x days ATQ, 1/x + 1/2x = 1/16 Or, 3/2x = 1/16 Or, 2x = 48 Or, x = 24

60. A box contains 5 pink, 3 green and 2 yellow balls. Three balls are picked up randomly. What is the probability that none of the ball drawn is green?

(A) 3/16 (B) 7/24 (C) 5/18 (D) 4/24 Exp: Total number of balls = 5+3+2 = 10 total number of non green balls = 5+2 = (pink+yellow)

Total number of ways of selecting 3 balls from 10 balls = 10C3 = 120 Number of ways of selecting 3 non green balls from 7 non green balls = 7C3 = 35 So, required probability = 35/120 = 7/24

GENERAL KNOWLEDGE AND BASIC COMPUTER Questions (61-80): Read the following questions carefully and choose the right answer.

61. Which of the following country has recently topped the E-Government Development Survey 2018? (A) Sweden (B) Australia (C) Denmark (D) United States

62. Which one of the following has recently launched reusable rocket to send a communication satellite for Indonesia into the orbit?

(A) ISRO (B) Space X (C) NASA (D) JAXA

63. Which of the following city has recently topped the Global Liveability Index 2018? (A) Melbourne (B) Osaka (C) Calgary (D) Vienna

64. (A) Greenwich (B) Indira Point (C) New York (D) Shriharikota

65. Head office of Coca Cola company is in- (A) New York (B) Atlanta (C) New Jersey (D) Florida

66. In absorption of insolation, the most significant part is played by (A) Ozone (B) Oxygen (C) Haze (D) Carbon dioxide

67. During periods of inflation, tax rates should (A) Increase (B) Decrease (C) Remain constant

(D) Fluctuate 68. Who was the Founder of Bluetooth?

(A) Martin Cooper (B) Ericson (C) Steve Jobs (D) Apple

69. Which country has adopted Bengali language the status of second state language? (A) India (B) Nepal (C) Sierra Leone (D) Uganda

70. Who is not a member of World Trade Organization? (A) Bangladesh (B) Morocco (C) Mexico (D) Russia Answer: All are members

71. Information on a computer is stored as what? (A) analog data (B) modem data (C) digital data (D) None of these

72. A word in a web page that, when clicked, opens another document, (A) Hyperlink (B) Anchor (C) Reference (D) URL

73. Which of the following is not term of information technology? (A) Cyber space (B) Light storage (C) Upload (D) Modem

74. A collection of related information sorted and dealt with as a unit is a (A) Disk (B) Data (C) File (D) None of these

75. Documents, Movies, Images and Photographs etc. are stored at a (A) Application Sever (B) File Server (C) Web Sever

(D) Print Server 76. USB is which type of storage device?

(A) Primary (B) Secondary (C) Tertiary (D) None of these

77. Which function key is used to check spellings? (A) F2 (B) F5 (C) F7 (D) FH

78. What is a portion of a document in which you set certain page formatting options? (A) Section (B) Page (C) Document (D) Page Setup

79. Which of the following is graphics solution for Word Processors? (A) WordArt (B) Clipart (C) Drop Cap (D) All of above

80. By default, on which page the header or the foot is printed? (A) on first page (B) on every page (C) on alternate page (D) None of these

1. A defect can be caused _______ negligence by one of the members of a team.

(A) to (B) by (C) at (D) in

2. _______ his being innocent of the crime, the judge sentenced him to one year imprisonment.

(A) In spite of (B) In case of (C) On account of (D) In the event of

3. _______ pollution control measures are expensive; many industries hesitate to adopt them.

(A) Despite (B) However (C) Although (D) Because

4. At times he gets very angry, and then no one can ______ him.

(A) prevent (B) satisfy (C) mollify (D) humor

5. Google is one of the most popular search engines; it is ______ by the internet users.

(A) utilized (B) effected (C) examined (D) flabbergasted

(06-10): Read the following passage and answer the questions given below it in the context of the passage.

A, B, C, D, E, G and I are seven friends who study in three different standards namely 5th, 6th and 7th such that not less than two friends study in the same standard. Each friend also has a different favorite subject namely History, Civics, English, Bangla, Science, Maths and Economics but not necessarily in the same under.

A takes Maths and studies in the 5th standard with only one other friend who likes Bangla. I studies with two other friends. Both the friends who study with I like languages (Here languages include only Science, English and Bangla). D studies in the 6th standard with only one person and does not like Civics. E studies with only one friend. The one who likes History does not study in 5th or 6th standard. E does not like languages. C does not like English, Science or Civics.

e standard in which he studies?

(A) Civics and 7th (B) Economics and 5th (C) Civics and 6th (D) History and 7th

(A) History (B) Civics (C) Bangla (D) All are incorrect

8. Who amongst the following studies in the 7th standard?

(A) C (B) G (C) E (D) Either D or B

9. Which of the following combinations is definitely correct?

(A) I and Science (B) G and English (C) C and Bangla (D) B and Science

10. Which of the following subjects does G like?

(A) Either Math or Bangla (B) Either Science or Civics (C) Either Science of Bangla (D) Either Science or English

Questions (11-15). Select the pair that best expresses a relationship similar to that expressed in the original pair

11. Explore : Discover

(A) read : skim (B) research : learn (C) write : print (D) sleep : wake

12. Jaundice : Liver

(A) rash : skin (B) dialysis: kidney (C) smog: lung (D) valentine : heart

13. Waitress : Restaurant

(A) Doctor : Diagnosis (B) Actor : Role (C) Driver : Truck (D) Teacher : School

14. Light : Blind

(A) Language : Deaf (B) Speech : Dumb (C) Tongue : Sound (D) voice: vibration

15. Binding : Book

(A) Nail : Hammer (B) Criminal : Gang (C) Frame : Picture (D) Artist : Carpenter

Question (16-20): Select the word that is most closely similar in meaning to the original word.

16. ABSOLUTE

(A) Division (B) Complete (C) Small (D) Half

17. AGGRAVATE

(A) Decline (B) Acquire (C) Excited (D) Irritate

18. Latent

(A) Apparent (B) Manifest (C) Concealed (D) Obvious

19. Unfold

(A) Conceal (B) Elaborate (C) Withhold (D) Maintain

20. Eccentric

(A) Unconventional (B) Destructive (C) Deceitful (D) Conformist

Question (21-40): Choose the correct answer

21. ?

(A) (B) (C) (D)

22.

(A) (B) (C) (D)

23. ?

(A) (B) (C) (D)

(A) (B) (C) (D)

25. ?

(A) (B) (C) (D)

26.

(A) (B) (C) (D)

27. ?

(A) (B) (C) (D)

28. ?

(A) (B) (C) (D)

29. ?

(A) (B) (C) (D)

?

(A) (B) (C) (D)

31. ?

(A) - (B) - (C) - (D) -

32. ?

(A) + (B) + (C) + (D) +

?

(A) + (B) + (C) + (D) +

34.

(A) (B) (C) (D)

35. ?

(A) (B) (C) (D)

?

(A) (B) (C) (D)

37. , , ?

(A) (B) (C) (D)

38. ?

(A) (B) (C) (D)

?

(A) (B) (C) (D)

(A) (B) (C) (D)

Questions (41-60): Read the following questions carefully and choose the right answer.

41. If the numerator of fraction is increased by 200% and the denominator is increased by 350%. The resultant fraction is 5/12. What was the original fraction?

(A) 5/7 (B) 5/8 (C) 7/32 (D) 11/82

42. In a mixture, the ratio of the milk and water is 6: 5. When 22 liter mixture is replaced by water, the ratio becomes 9:13. Find the quantity of water after replacement.

(A) 62 liter (B) 50 liter (C) 40 liter (D) 52 liter

43. A man covers a total distance of 100 km on bicycle. For the first 2 hours, the speed was 20 km/hr and for the rest of the journey, it came down to 10 km/hr. The average speed will be

(A) 12.5 km/hr (B) 13 km/hr (C) 14.5 Km/hr (D) 20 Km/hr

44. A man can reach a certain place in 40 hours. If he reduces his speed by 1/15th, he goes 5 km less in that time. Find the total distance covered by him.

(A) 60 km (B) 85 km (C) 52 km (D) 75 km

45. A shopkeeper gains 17% after allowing a discount of 10% on the marked price of an article. Find his profit percent if the article is sold at marked price allowing no discount.

(A) 30% (B) 37% (C) 23% (D) 27%

46. Alam sold two vehicles for Tk 46000 each. If he gained 10% on the first and lost 10% on another, then what is his percentage profit or loss in this transaction?

(A) 2% loss (B) 1% profit (C) 1% loss (D) None of these

47. The profit earned after selling an article for Tk.3,362 is the same as the loss incurred after selling the article for Tk.2,346. At what selling price will a trader make a 20% profit on this article?

(A) 4639.4 (B) 4769.6 (C) 4830.8 (D) None of these

48. An article costs TK 500 and the marked price is mentioned as Tk.800. What is the profit % for the seller if he sells and offers a discount of 10% on the marked price?

(A) 30% (B) 44% (C) 56% (D) 64%

49. The average of the first and the second of three numbers is 15 more than the average of the second and the third of these numbers. What is the difference between the first and the third of these three numbers?

(A) 15 (B) 45 (C) 60 (D) None of these

50. 30 pens and 75 pencils altogether were purchased for Tk.510. If the average price of a pencil was Tk 2, what was the average price of a pen?

(A) Tk. 9 (B) Tk. 10 (C) Tk.11 (D) Tk. 12

51. A boat travel with a speed of 10 km/hr in still water. If the speed of the stream is 3 km/hr then find time taken by boat to travel 52 km downstream.

(A) 2 hrs (B) 4hrs (C) 8hrs (D) 9 hrs

52. The ratio of the speed of boat in still water to the speed of stream is 16:5. A boat goes 16.5 km in 45 minute upstream, find the time taken by boat to cover the distance of 17.5 km downstream.

(A) 30 minutes (B) 25 minutes (C) 50 minutes (D) 45 minutes

53. A train passes a platform in 40 sec and a woman standing on the platform in 30 sec. If the speed of the train is 108 km/hr, what is the length of the platform?

(A) 100 m (B) 300 m (C) 900 m (D) 1020 m

54. A train 125 m long passes a person, running at 8 km/hr in the same direction in which the train is going in 25 seconds. The speed of the train is:

(A) 22 (B) 36 (C) 30 (D) 26

55. There are two numbers. 1st number is 12 more than the 2nd number. The average of the two numbers is 19. If 2 is added in both numbers, find the ratio of the numbers.

(A) 5:9 (B) 11:9 (C) 4:9 (D) 9:5

56. Sum of 4 consecutive even numbers is greater than three consecutive odd numbers by 81. If the sum of the least odd and even numbers is 59 then find the sum of largest odd and even numbers

(A) 69 (B) 53 (C) 65 (D) 72

57. A number is as much greater than 36 as is less than 86. Find the number.

(A) 68 (B) 43 (C) 61 (D) 73

58. X, Y and Z can do a piece of work in 6 hours. X and Y can do the work in 8 hours and Y and Z can do the same work in 12 hours. In how many time will X and Z do the work?

(A) 6 hours (B) 8 hours (C) 10 hours (D) 12 hours

59. If A can do ¼ of a work in 3 days and B can do 1/6 of the same work in 4 days, how much will A get if both work together and are paid Tk. 180 in all?

(A) Tk. 60 (B) Tk. 120 (C) Tk. 90 (D) Tk. 180

60. In a box, there are 10 apples and 2/5th of the apples are rotten. If three apples are taken out from the box, what will be the probability that at least one apple is rotten.

(A) 3/4 (B) 5/6 (C) 5/8 (D) 8/13

Questions(61-80): Study the following questions carefully and answer the questions given below

61. Which of the following countries as has successfully test launched its first hypersonic aircraft?

(A) India (B) China (C) Russia (D) United States

62. Which of the following countries has recently topped the Global Innovation Index for the eighth consecutive year in 2018?

(A) Switzerland (B) Sweden (C) Netherlands (D) Singapore

63. Which of the following has recently hosted the opening ceremony of the 2018 Asian Games?

(A) Vietnam (B) India (C) Malaysia (D) Indonesia

64. Which of the following countries does not have a border with Afghanistan?

(A) Iran (B) Georgia (C) Turkmenistan (D) Uzbekistan

65. Which one among the following African countries is not landlocked?

(A) Zambia (B) Uganda (C) Angola (D) Zimbabwe

(A) Term Deposit (B) Saving Bank Deposit (C) Current deposit (D) Demand deposit

67. The branch of science dealing with the study of collection of coins, banknotes, and medals is known as-

(A) Aphnology (B) Numismatics (C) Chrematistics (D) Accountancy

68. The Uber Cup is associated with which sports?

(A) Cricket (B) Football (C) Badminton (D) Tennis

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(A) USA (B) South Africa (C) England (D) Russia

70. When did World War 2 start?

(A) 1937 (B) 1938 (C) 1939 (D) 1940

71. What is the main folder on a storage device called?

(A) Platform (B) Interface (C) Root Directory (D) Device driver

72. Which of the following refers to a small single site network?

(A) LAN (B) DSL (C) RAM (D) USB

73. The process of a computer receiving information from a server on the internet is known as

(A) Pulling (B) Pasting (C) Transforming (D) Downloading

74. The portion that shows all the choices you can make while working in a window is called the

(A) Options (B) Menu bar (C) Table (D) None of these

75. WWW stands for

(A) World Whole Web (B) Wide World Wave (C) World Wide Web (D) Web World Wide

76. Which device among following is used for sending digital data over a phone line?

(A) USB (B) Modem (C) Scanner (D) Printer

77. Which of the following is spreadsheet program?

(A) Ms word (B) Ms power point (C) Ms excel (D) Ms Access

78. What is the short cut key for line break?

(A) Shift + Enter (B) Space + Enter (C) Alt + Enter (D) CTRL + Enter

79. How is data organized in a spreadsheet?

(A) Rows and columns (B) Layers and planes (C) Lines and spaces (D) Height and width

80. Once information is input into a computer it becomes

(A) objects (B) ideas (C) data (D) facts

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