Find the missing term: 1, 4, 9, 16, 25, ? MCQ with Answer and Explanation

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Find the missing term: 1, 4, 9, 16, 25, ?

A. 30

B. 36

C. 35

D. 49

Answer: Option B

Solution (By JKSSB Mock Tests)

These are consecutive perfect squares: 1²=1, 2²=4, 3²=9, 4²=16, 5²=25, so next is 6²=36.

This question belongs to: Reasoning Mental Reasoning

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Practice More Mental Reasoning Questions

Question #1

Find the missing term: 2, 6, 12, 20, 30, 42, ?

A. 50

B. 64

C. 54

D. 56

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Correct Answer: Option D

Explanation:
Pattern n(n+1): 1×2=2, 2×3=6, 3×4=12, 4×5=20, 5×6=30, 6×7=42, so next is 7×8=56.

This question belongs to: Reasoning Mental Reasoning

Question #2

Find the odd one out: 3, 7, 11, 15, 19

A. 7

B. 15

C. 11

D. 19

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Correct Answer: Option B

Explanation:
All others are prime numbers; 15 is composite.

This question belongs to: Reasoning Mental Reasoning

Question #3

In a row, Anil is 7th from left and 12th from right. How many people are in the row?

A. 17

B. 19

C. 20

D. 18

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Correct Answer: Option D

Explanation:
Total = left position + right position - 1 = 7+12-1=18.

This question belongs to: Reasoning Mental Reasoning

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