Find the next term: 100, 81, 64, 49, 36, ? MCQ with Answer and Explanation

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Find the next term: 100, 81, 64, 49, 36, ?

A. 28

B. 30

C. 27

D. 25

Answer: Option D

Solution (By JKSSB Mock Tests)

The terms are squares descending: 10^2, 9^2, 8^2, 7^2, 6^2. Next term = 5^2 = 25.

This question belongs to: Reasoning Mental Reasoning

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Practice More Mental Reasoning Questions

Question #1

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

A. 35

B. 49

C. 36

D. 30

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Correct Answer: Option C

Explanation:
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

Question #2

P is Q's sister. R is Q's mother. S is R's husband. How is P related to S?

A. Sister

B. Daughter

C. Mother

D. Wife

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Correct Answer: Option B

Explanation:
S is Q's father, and P is Q's sister. Hence P is the daughter of S.

This question belongs to: Reasoning Mental Reasoning

Question #3

Find the missing term: 1, 8, 27, 64, ?

A. 121

B. 125

C. 100

D. 144

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Correct Answer: Option B

Explanation:
The terms are cubes: 1³=1, 2³=8, 3³=27, 4³=64, so next is 5³=125.

This question belongs to: Reasoning Mental Reasoning

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