If the geometric mean of two numbers is 6.0 and the arithmetic mean is 6.5, then the difference of squares of these numbers is

If the geometric mean of two numbers is 6.0 and the arithmetic mean is

1.	If the geometric mean of two numbers is 6.0 and the arithmetic mean is 6.5, then the difference of squares of these numbers is
A.	65
B.	120
C.	130
D.	140
Answer» B. 120

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If the geometric mean of two numbers is 6.0 and the arithmetic mean is 6.5, then the difference of squares of these numbers is

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