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A varies directly as M and inversely as the square root of Q. Given that A = 280,and M = 40 when Q = 16: (a)...

A varies directly as M and inversely as the square root of Q. Given that A = 280,and M = 40 when Q = 16:
(a) find A when Q = 9 and M =36
(b) Find the value of M when A = 400 and Q = 0.64.
(c) if Q is increased by 26%band M decreased by 20%, find the percentage change in A.

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Kavungya answered the question on November 15, 2019 at 08:56

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