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SSC GD 2019 PYQ — Question 52

SSC GD Constable (English) - 12 Feb 2019 Shift 3 • Quantitative Aptitude • Q52

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If 2A = 3B = 7C, then what is the ratio of A: B: C?

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Correct answer: A

Explanation

The correct answer is option 1 i.e. 21 : 14 : 6.

Understanding/Application

2A = 3B

A = 3B/2

3B = 7C

C = 3B/7
A : B : C = 3B/2 : B : 3B/7 = 21B : 14B : 6B = 21 : 14 : 6