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SSC Selection Post 2022 PYQ — Question 65

SSC Selection Post - Matriculation Level - 05 Aug 2022 - Shift 3 • Quantitative Aptitude • Q65

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If mean proportional of K and 32 is 16, then what is the value of K?

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Correct answer: B

Explanation

The correct answer is option 2 i.e. 8. 

K×32=16\sqrt{K \times 32} = 16

K×32=162=256K \times 32 = 16^2 = 256

K=25632=8K = \frac{256}{32} = 8