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  1. If x/y = 4/5, then the value of 4/7 + (2y - x)/(2y + x) is ?
    1. 3/7
    2. 1
    3. 11/7
    4. 2
Correct Option: B

Given Exp. = 4/7 + (2y - x)/(2y + x)
= 4/7 + [(2 - (x/y)] / [2 + (x/y)]
= 4/7 + [2 - 4/5] / [2 + 4/5]
= 4/7 + ( 6/5 x 5/14 )
= 4/7 + 3/7
= 1


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