(1)(2)(3)If "P: P = 1:210, find n.If (x+y)P, = 56 and (XY)P, = 12, fin – InterviewSolution

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(1)(2)(3)If "P: P = 1:210, find n.If (x+y)P, = 56 and (XY)P, = 12, find x and y.If "P: 12p, = 14:3, find r.97

Answer»

first one:n=10

for second in simple way I found x=y=4 comparing them. just solve these equations for tests.

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