Some Mathematical Fun for Thought. 1) Express as a decimal is There are many misconceptions related...

Some Mathematical Fun for ThoughtSome Mathematical Fun for Thought

1) Express as a decimal is

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513

There are many misconceptions related to fractions and it is very easy to convert to the wrong decimal number!

1) 3.22) 3.153) 3.25

2) Which number if divided by 4 gives 5 with a remainder of 3?

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Mental division by one digit numbers sometimes can be confusing!!

1) 332) 233) 18

3) Which one of the following is a prime number?

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How do we identify prime numbers?

1. 7912. 6413. 687

4) The area of a rectangle is 24 m2. Write down the possible dimensions for the largest perimeter?

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1. 6 and 4 2. 8 and 33. 2 and 124. 1 and 24

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5) The perimeter of a rectangle is 24 m, what are the possible dimensions for the largest area?

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1. 8 and 4 2. 10 and 23. 6 and 64. 11 and 1

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6) The size of the angle between the hour and minute hand at 4 pm is:

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1. 1500 2. 1800 3. 1200

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7) The square root of any number is smaller than the original number.

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1. True 2. False 3. Iffy!!

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8) Five is less thank six, so one fifth must be less than one sixth!!

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1. True 2. False 3. Iffy!!

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9) Which famous nurse said: “ … the study of statistics is thus a religious service….”!!

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1. Hypathia 2. Barbara

Windsor3. Florence

Nightingale

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5) According to Paul Erdōs, how do you define a mathematician?

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1. Someone who works with numbers

2. Someone who thinks logically?

3. A machine for turning coffee into theorems

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