Find the next number in the series: 1, 4, 27, 16, 125, 36, ? MCQ with Answer and Explanation

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Find the next number in the series: 1, 4, 27, 16, 125, 36, ?

A. 49

B. 64

C. 343

D. 216

Answer: Option C

Solution (By JKSSB Mock Tests)

Alternate cubes and squares: 1³, 2², 3³, 4², 5³, 6², 7³=343.

This question belongs to: Reasoning Mental Reasoning

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Practice More Mental Reasoning Questions

Question #1

Find the missing term: 4, 9, 16, 25, ?

A. 30

B. 35

C. 49

D. 36

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Correct Answer: Option D

Explanation:
The terms are 2², 3², 4², 5², so the next is 6²=36.

This question belongs to: Reasoning Mental Reasoning

Question #2

Find the missing term: 2, 4, 8, 14, 22, ?

A. 28

B. 34

C. 32

D. 30

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Correct Answer: Option C

Explanation:
Differences are +2, +4, +6, +8, so next difference is +10: 22+10=32.

This question belongs to: Reasoning Mental Reasoning

Question #3

If FISH is coded as EHRG, how is BIRD coded?

A. AHPC

B. AIQC

C. AHQC

D. AHQD

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Correct Answer: Option C

Explanation:
Each letter is shifted backward by 1: F→E, I→H, S→R, H→G; B→A, I→H, R→Q, D→C gives AHQC.

This question belongs to: Reasoning Mental Reasoning

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