Tag: math & puzzles

Questions Related to math & puzzles

4,9,20,43,90??
general knowledge math & puzzles

  1. 143

  2. 180

  3. 185

  4. none

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Correct Option: C

1,2,8,144, ?
general knowledge math & puzzles

  1. 41472

  2. 288

  3. 8

  4. none

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Correct Option: A

17, 25, 32, 37, 47, 58, 71, ?
general knowledge math & puzzles

  1. 79

  2. 90

  3. 97

  4. 75

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Correct Option: A

1,2,3,5,8,13,21,?

general knowledge math & puzzles

  1. 44

  2. 22

  3. 34

  4. 28

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Correct Option: C

8 9 8 6 8 4 8 3 8?
general knowledge math & puzzles

  1. 5

  2. 9

  3. 8

  4. 3

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Correct Option: D

How many prime numbers are there up to 50?
general knowledge math & puzzles

  1. 13

  2. 15

  3. 17

  4. 21

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Correct Option: B

Which of the following is a composite number?
general knowledge math & puzzles

  1. 37

  2. 47

  3. 57

  4. 67

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Correct Option: C

How many pairs of prime numbers are there to express 18 as the sum of two prime numbers?

general knowledge math & puzzles

  1. 1

  2. 2

  3. 3

  4. 4

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Correct Option: B

Bill is 4 years older than Jill and 2 years younger than David. If Jill is 12, then what is the percent of years she is older than David?
general knowledge math & puzzles

  1. 18 to 12

  2. 9 to 6

  3. 17 to 15

  4. None of the above

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Correct Option: D

Bob just got his driver's license and now he has to drive his brothers and sisters to and from school. If the ratio of brothers to sisters is 4 to 1 and he has 3 sisters, then how many brothers does Bob have?
general knowledge math & puzzles

  1. 6

  2. 4

  3. 10

  4. 12

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Correct Option: D