What will come in place of the question mark (?) in the following number series? 2, 5, 10, 17, 26, ? MCQ with Answer and Explanation

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What will come in place of the question mark (?) in the following number series? 2, 5, 10, 17, 26, ?

A. 36

B. 35

C. 37

D. 38

Answer: Option C

Solution (By JKExamLibrary)

The pattern is: 1²+1=2, 2²+1=5, 3²+1=10, 4²+1=17, 5²+1=26. The next term is 6²+1=37.

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? 6, 9, 13, 18, ?

A. 24

B. 25

C. 22

D. 23

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Correct Answer: Option A

Explanation:
The differences are: 3, 4, 5. The next difference is 6. Therefore, 18+6=24.

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? 5, 15, 29, 47, 69, ?

A. 87

B. 95

C. 91

D. 89

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Correct Answer: Option B

Explanation:
The differences are: 10, 14, 18, 22. These are increasing by 4. The next difference is 26. Therefore, 69+26=95.

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? 4, 6, 10, 16, 24, ?

A. 30

B. 32

C. 34

D. 36

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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, 24+10=34.

This question belongs to: Reasoning Number Series

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