Quarter 4 Test 10

XIVI. Percents, Fractions & Decimals

XLVII. Problem Solving with Percents

XLVIII. Sales Tax, Discounts & Tipping

Find the discount and the sale price.

List Price: $24

Rate of discount 10%

Discount=________

Sale Price=_________

$24 x.10$2.40

$24 - 2.40 = $21.60original price discount sale price

In a high school survey, it was found that 240 of 600 students walk to school. What percent of the students walk to school?

240 = .40=40%

600 OR

240 = 2

600 5

2 = p5 100

2(100)=5p200 = 5p 5 5 p = 40%

There are 650 muscles in the human body. It takes 17 muscles to smile. To the nearest percent, what percent of all your muscles are needed to smile?

17 = .026 (100) = 2.6% 3%650

fraction decimal percent rounded to nearest percent

Between 1924 and 1998, the United States won a total of 161 medals in the Winter Olympic Games. If the United States won 59 silver and 42 bronze medals rounded to the nearest percent, what percent of its medals were gold medals?

59+42=101 (silver + bronze)160-101= 59 (total – silver + bronze = gold) 59=.368 160 decimal fraction

.368(100) = 36.8% 37%

In a School election, 48% of the 200 voters voted for Tara. How many people did not vote for Tara?

200(.48) = 96 people voted Tara therefore200 – 96 = 104 did not vote for Tara

A Pair of sneakers, regularly priced at $84, is on sale for 20% off. Find the sale price.

84(.20)=16.80

84-16.80=$67.20

If the dinner bill was $82.12 and you wanted to leave a 20% tip for the waiter, what would the cost of the

dinner and the tip be?

.2(82.12) =16.40 (round to the nearest dollar) = $16

$82.12 + $16 = $98.12cost of dinner tip dinner including tip

Compare Use <, > or =.

1) 75%_____ 3/5

2) 324%_____31/4

3) 27%_____ .027

4) .375_______ 6/16

5) .4000______40%

1) >

2) <

3) >

4) =

5) =