Find the odd one out: 1, 3, 6, 11 MCQ with Answer and Explanation

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Find the odd one out: 1, 3, 6, 11

A. 3

B. 6

C. 11

D. 1

Answer: Option C

Solution (By JKSSB Mock Tests)

1, 3 and 6 are triangular numbers; 11 is not a triangular number.

This question belongs to: Reasoning Classification (Odd One Out)

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Practice More Classification (Odd One Out) Questions

Question #1

Find the odd one out: Gujarat, Rajasthan, Jharkhand, Odisha

A. Gujarat

B. Jharkhand

C. Rajasthan

D. Odisha

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Correct Answer: Option D

Explanation:
The Tropic of Cancer passes through Gujarat, Rajasthan and Jharkhand; it does not pass through Odisha.

This question belongs to: Reasoning Classification (Odd One Out)

Question #2

Find the odd one out: Father, Mother, Brother, Teacher

A. Brother

B. Father

C. Mother

D. Teacher

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Correct Answer: Option D

Explanation:
Father, Mother and Brother are blood relations; Teacher is not a blood relation.

This question belongs to: Reasoning Classification (Odd One Out)

Question #3

Find the odd one out: P, Q, R, T

A. P

B. T

C. R

D. Q

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Correct Answer: Option B

Explanation:
P, Q and R are consecutive positions 16, 17, 18; T=20 breaks the consecutive sequence.

This question belongs to: Reasoning Classification (Odd One Out)

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