Question

The H.M. and G.M. of a distribution are 8 and 10 respectively. Then the A.M. is

A 12.5 Correct Answer Incorrect Answer
B 8.5 Correct Answer Incorrect Answer
C 100 Correct Answer Incorrect Answer
D 9 Correct Answer Incorrect Answer
E 80 Correct Answer Incorrect Answer

Solution

(GM)^2 = AM*HM Put the values in the formula to get A.M.

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