Find the missing term: 2, 12, 30, 56, ? MCQ with Answer and Explanation

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Find the missing term: 2, 12, 30, 56, ?

A. 84

B. 90

C. 80

D. 88

Answer: Option B

Solution (By JKSSB Mock Tests)

The terms follow n²+n for odd n? Check: 1²+1=2, 3²+3=12, 5²+5=30, 7²+7=56, so next is 9²+9=90.

This question belongs to: Reasoning Mental Reasoning

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Practice More Mental Reasoning Questions

Question #1

Find the missing term: 11, 17, 23, 29, ?

A. 33

B. 35

C. 36

D. 34

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Correct Answer: Option B

Explanation:
Arithmetic progression with common difference 6: 29+6=35.

This question belongs to: Reasoning Mental Reasoning

Question #2

In a certain code, 'COLLEGE' is written as 'DPMMFHF'. How is 'SCHOOL' written in that code?

A. TDIPPL

B. TDHQPM

C. TEIPPM

D. TDIPPM

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Correct Answer: Option D

Explanation:
Each letter +1: C→D, O→P, L→M, L→M, E→F, G→H, E→F. Similarly S→T, C→D, H→I, O→P, O→P, L→M. Thus TDIPPM.

This question belongs to: Reasoning Mental Reasoning

Question #3

Find the missing term: 3, 6, 12, 24, 48, ?

A. 96

B. 108

C. 72

D. 84

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Correct Answer: Option A

Explanation:
Each term is multiplied by 2: 3×2=6, 6×2=12, 12×2=24, 24×2=48, so 48×2=96.

This question belongs to: Reasoning Mental Reasoning

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