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. 29

C. 25

D. 27

Answer: Option D

Solution (By JKExamLibrary)

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? 4, 12, 24, 40, 60, ?

A. 84

B. 80

C. 92

D. 88

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Correct Answer: Option A

Explanation:
The differences are: 8, 12, 16, 20. These are increasing by 4. The next difference is 24. Therefore, 60+24=84.

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? 50, 49, 47, 44, ?

A. 41

B. 42

C. 43

D. 40

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Correct Answer: Option D

Explanation:
The differences are: -1, -2, -3. The next difference is -4. Therefore, 44-4=40.

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? 12, 14, 18, 24, 32, ?

A. 46

B. 44

C. 42

D. 40

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Correct Answer: Option C

Explanation:
The differences are: 2, 4, 6, 8. These are increasing by 2. The next difference is 10. Therefore, 32+10=42.

This question belongs to: Reasoning Number Series

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