For two positive numbers, the arithmetic mean is 25 and geometric mean is 20. The harmonic mean is: MCQ with Answer and Explanation

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For two positive numbers, the arithmetic mean is 25 and geometric mean is 20. The harmonic mean is:

A. 15

B. 18

C. 16

D. 22.5

Answer: Option C

Solution (By JKExamLibrary)

For two numbers, HM = GM² / AM = (20)² / 25 = 400/25 = 16.

This question belongs to: Accountancy and Statistics Statistics

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