If x/2y = 6/7, then find the value of (x

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If x/2y = 6/7, then find the value of (x - y) / (x + y) + 14/19 ?

1. 5
2. 1
3. 4
4. 3

Correct Option: B

Given that, x/2y = 6/7
⇒ x/y = 12/7
By componenod dividendo,
(x - y) / (x + y) = (12 - 7) / (12 + 7) = 5/19
∴ (x - y) / (x + y) + 14 /19 = 5/19 + 14/19 = 19/19 = 1