Three of the following four number-pairs

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Target Exam

CUET

Subject

General Test

Chapter

General Ability

Topic

Odd One Out/Classification

Question:

Three of the following four number-pairs are alike in a certain way and one is different. Find the odd one out.

Options:

21 : 484

25 : 676

24 : 529

30 : 961

Correct Answer:

24 : 529

Explanation:

21 : 484 = 21 : 22²

25 : 676 = 21 : 26²

24 : 529 = 24 : 23² (ODD)

30 : 961 = 30 : 31²