Find the odd one out: 121, 144, 169, 196, 225, 256 MCQ with Answer and Explanation

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Find the odd one out: 121, 144, 169, 196, 225, 256

A. 169

B. 196

C. 121

D. None of these

Answer: Option D

Solution (By JKSSB Mock Tests)

All are perfect squares: 11²,12²,13²,14²,15²,16². No odd one.

This question belongs to: Reasoning Mental Reasoning

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Question #1

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Statements: All tables are chairs. Some chairs are sofas. Conclusions: I. Some sofas are tables. II. Some chairs are tables.

A. Only II follows

B. Neither follows

C. Both follow

D. Only I follows

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Correct Answer: Option A

Explanation:
All tables are chairs ⇒ Some chairs are tables. Some chairs are sofas does not imply some sofas are tables. Only II.

This question belongs to: Reasoning Mental Reasoning

Question #2

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A is father of B. B is sister of C. C is son of D. How is D related to A?

A. Daughter

B. Mother

C. Wife

D. Sister

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Correct Answer: Option C

Explanation:
D is the mother of B and C. A is father of B. Therefore D is the wife of A.

This question belongs to: Reasoning Mental Reasoning

Question #3

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Five girls are sitting in a row. R is not adjacent to S or T. U is not adjacent to S. Q is at the left end. Who is sitting adjacent to Q?

A. T

B. U

C. Cannot be determined

D. R

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Correct Answer: Option C

Explanation:
Q is at left end. Possible arrangements vary; R, U, T positions not uniquely determined for the one next to Q. Hence cannot be determined.

This question belongs to: Reasoning Mental Reasoning

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