Number Series-Logical Reasoning Questions And Answers

1. Look at the series and find the exact number.

     80, 10, 70, 15, 60 ……..

  
  Answer:  20

2. Look at the series and find the pair numbers.

      75 65 85 55 45 85 35 …………

  Answer: 25 85

3.Which number would replace underline mark in the series?

       3, 9, 21,……., 93

  Answer: 45 

4. Look at this series and find the pair numbers.

      28 25 10 21 18 10 14 ……….

  
 Answer: 11 10

5. Look at this series: 70 20 60 25 50 ………. What number should fill the blank?

  Answer: 30

6.Look at this series: 1.5, 2.3, 3.1, 3.9, ? What Number should come next?

 Answer: 4.7

7. 36, 34, 30, 28, 24, ? What number should come next?

 Answer: 22

8.Find the missing letter in the given series:

    8: 81 :: 64: ?

 Answer: 625

9.Look at this series and find the pair numbers.

    21 25 18 29 33 18…….

Answer: 37 41

10. Look at this series and find exact number.

   2, 6, 14, 26, ……, 62.

Answer: 42

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