Find the odd one out: 15, 25, 35, 45 MCQ with Answer and Explanation

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Find the odd one out: 15, 25, 35, 45

A. 15

B. 25

C. 35

D. 45

Answer: Option B

Solution (By JKSSB Mock Tests)

25 is a perfect square; 15, 35 and 45 are not perfect squares.

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: Pen, Pencil, Marker, Eraser

A. Pen

B. Marker

C. Eraser

D. Pencil

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Correct Answer: Option C

Explanation:
Pen, Pencil and Marker are writing instruments; Eraser is not a writing instrument.

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

Question #2

Find the odd one out among the following numbers: 8, 27, 64, 100

A. 8

B. 100

C. 64

D. 27

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Correct Answer: Option B

Explanation:
8=2^3, 27=3^3 and 64=4^3 are perfect cubes; 100 is not a perfect cube.

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

Question #3

Find the odd one out: ROM, RAM, Cache, Hard Disk

A. Cache

B. Hard Disk

C. ROM

D. RAM

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Correct Answer: Option B

Explanation:
ROM, RAM and Cache are primary memory; Hard Disk is secondary storage.

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

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