What will come in place of the question mark (?) in the following number series? 11, 15, 19, 23, ? MCQ with Answer and Explanation

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What will come in place of the question mark (?) in the following number series? 11, 15, 19, 23, ?

A. 31

B. 25

C. 29

D. 27

Answer: Option D

Solution (By JKSSB Mock Tests)

The series increases by 4 each time. Therefore, 23+4=27.

This question belongs to: Reasoning Number Series

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Question #1

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What will come in place of the question mark (?) in the following number series? 2, 11, 28, 53, ?

A. 86

B. 88

C. 82

D. 84

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Correct Answer: Option A

Explanation:
The differences are: 9, 17, 25. These are increasing by 8. The next difference is 33. Therefore, 53+33=86.

This question belongs to: Reasoning Number Series

Question #2

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What will come in place of the question mark (?) in the following number series? 4, 14, 28, 46, 68, ?

A. 88

B. 94

C. 90

D. 92

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Correct Answer: Option D

Explanation:
The differences are: 10, 14, 18, 22. These are increasing by 4. The next difference is 26. Therefore, 68+26=94.

This question belongs to: Reasoning Number Series

Question #3

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What will come in place of the question mark (?) in the following number series? 3, 8, 15, 24, ?

A. 40

B. 33

C. 35

D. 36

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Correct Answer: Option C

Explanation:
The differences are: 5, 7, 9. The next difference is 11. Therefore, 24+11=35.

This question belongs to: Reasoning Number Series

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