If (x+y)/xy = 1 what will be the value of y?
A x/(x-1)
B x+1/x
C (x-1)/x
D (x+1)
Solution
Correct Answer: Option A
(x+y)/xy=1 1+y/x=y y(1-1/x) =1 y= 1/x-1/x y= x/x-1
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