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SSC CGL 2022 PYQ — Question 52

SSC CGL - 06 Dec 2022 - Shift 2 • Quantitative Aptitude • Q52

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If x is the mean proportional between 12.8 and 64.8, then the value of x is:

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Correct answer: C

Explanation

The correct answer is Option 3 i.e.28.8.

Calculations:

Mean proportion, X = 12.8×64.8\sqrt{12.8\times{64.8}}

⇒ X = 28.8