If x/y=4/5 then the value of (4/7+\frac{2y-x}{2y+x}) is

RRB Junior Engineer Stage 1 Model Papers 6

Question : 11 of 99

Marks: +1, -0

x/y=4/5

then the value of

(4/7+{2y-x}/{2y+x})

Solution:

4/7+{{2y}/y-x/y}/{{2y}/y+x/y}=4/7+{2-4/5}/{2+4/5}=4/7+6/14=1

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