Find the next number in the series: 7, 13, 25, 49, ? MCQ with Answer and Explanation

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Find the next number in the series: 7, 13, 25, 49, ?

A. 99

B. 91

C. 95

D. 97

Answer: Option D

Solution (By JKSSB Mock Tests)

Pattern: double and subtract 1. 7×2−1=13; 13×2−1=25; 25×2−1=49; 49×2−1=97.

This question belongs to: Reasoning Logical Reasoning

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Practice More Logical Reasoning Questions

Question #1

Statement: No A is B. Some C are A. Conclusions: I. Some C are not B. II. All C are B.

A. Only I follows

B. Both follow

C. Neither follows

D. Only II follows

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Correct Answer: Option A

Explanation:
Some C are A and no A is B, so those C which are A cannot be B. Hence some C are not B.

This question belongs to: Reasoning Logical Reasoning

Question #2

Find the next term: 1, 2, 5, 12, 27, ?

A. 64

B. 58

C. 62

D. 60

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Correct Answer: Option B

Explanation:
1×1+1=2, 2×2+1=5, 5×2+2=12, 12×2+3=27, 27×2+4=58.

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Question #3

Find the next term in the series: 1, 5, 13, 29, ?

A. 61

B. 58

C. 69

D. 64

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Correct Answer: Option A

Explanation:
1×2+3=5, 5×2+3=13, 13×2+3=29, 29×2+3=61.

This question belongs to: Reasoning Logical Reasoning

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