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If the ratio of hm and gm between two positive numbers a and b is 4:5 then a:b is.

If the ratio of hm and gm between two positive numbers a and b is 4:5 then a:b is.

Grade:11

1 Answers

Vijay Mukati
askIITians Faculty 2590 Points
8 years ago
Dear Student,
HM between a and b will be 2ab/(a+b) and GM between them will be square_root(ab)
Given there ratio is equal to 4/5, Simplify the ratio and make the quadratic in a/b and find its solution. Final the ratio a/b will come out to be 4:1 and 1:4
Thanks.

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