Asked by xyz
if X:Y =A:B show that Y:B=(X+Y):(A+B)
Answers
Answered by
Steve
X/Y = A/B
X/Y + 1 = A/B + 1
(X+Y)/Y = (A+B)/B
(X+Y)/(A+B) = Y/B
X/Y + 1 = A/B + 1
(X+Y)/Y = (A+B)/B
(X+Y)/(A+B) = Y/B
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