What will come in place of the question mark (?) in the following number series? 10, 14, 22, 34, ? MCQ with Answer and Explanation

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What will come in place of the question mark (?) in the following number series? 10, 14, 22, 34, ?

A. 52

B. 48

C. 46

D. 50

Answer: Option D

Solution (By JKExamLibrary)

The differences are: 4, 8, 12. These are increasing by 4. The next difference is 16. Therefore, 34+16=50.

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, 10, 30, 68, 130, ?

A. 222

B. 200

C. 210

D. 220

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Correct Answer: Option A

Explanation:
The pattern is: 1³+1=2, 2³+2=10, 3³+3=30, 4³+4=68, 5³+5=130. The next term is 6³+6=222.

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? 7, 10, 15, 22, 31, ?

A. 38

B. 40

C. 42

D. 44

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Correct Answer: Option C

Explanation:
The differences are: 3, 5, 7, 9. These are consecutive odd numbers. The next difference is 11. Therefore, 31+11=42.

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? 5, 10, 15, 20, ?

A. 30

B. 25

C. 22

D. 24

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Correct Answer: Option B

Explanation:
The series is increasing by 5 each time. Therefore, the next term is 20+5=25.[reference:7]

This question belongs to: Reasoning Number Series

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