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

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

A. 30

B. 35

C. 36

D. 49

Answer: Option C

Solution (By JKSSB Mock Tests)

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

This question belongs to: Reasoning Mental Reasoning

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Question #1

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Statements: All rivers are lakes. Some lakes are oceans. Conclusions: I. Some oceans are rivers. II. Some lakes are rivers.

A. Both follow

B. Only II follows

C. Neither follows

D. Only I follows

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Correct Answer: Option B

Explanation:
All rivers are lakes ⇒ Some lakes are rivers. Some lakes are oceans does not imply some oceans are rivers. Only II.

This question belongs to: Reasoning Mental Reasoning

Question #2

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Find the missing term: 2, 3, 5, 7, 11, ?

A. 15

B. 17

C. 13

D. 12

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Correct Answer: Option C

Explanation:
The series contains consecutive prime numbers: 2, 3, 5, 7, 11, and the next prime is 13.

This question belongs to: Reasoning Mental Reasoning

Question #3

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Statements: Some books are novels. All novels are magazines. Conclusions: I. Some books are magazines. II. All magazines are novels.

A. Neither follows

B. Both follow

C. Only II follows

D. Only I follows

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Correct Answer: Option D

Explanation:
Some books are novels and all novels are magazines ⇒ Some books are magazines. All magazines are novels does not follow. Only I.

This question belongs to: Reasoning Mental Reasoning

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