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19-12-2014
Mathematics

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What is the geometric mean of 9 and 25?

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19-12-2014

There are two numbers so the geometric mean of the two numbers is the square root of their product. The product of 25 and 9 is 225, now what is the square root of 225? Now divide 225 by 15, and you get 15.

Answer: 15

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