1.

Let A,B and C are distinct positive integers, less than or equal to 10. If the arithmetic mean of A and B is 9 and the geometric mean of A and C is 6√2, then the harmonic mean of B and C is

Answer»

Let A,B and C are distinct positive integers, less than or equal to 10. If the arithmetic mean of A and B is 9 and the geometric mean of A and C is 62, then the harmonic mean of B and C is



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