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यदि `x : y = 3 : 4` हो तो `(5x-2y)/(7x + 2y)` ज्ञात करे।A. `(7)/(25)`B. `(7)/(23)`C. `(7)/(29)`D. `(7)/(17)` |
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Answer» Correct Answer - C x : y 3 : 4 `therefore (5x-2y)/(7x+2y) implies (y(5(x)/(y)-2))/(y(7(x)/(y)+2))` `(5xx(3)/(4)-2)/(7xx(3)/(4)+2) implies (15-8)/(21+8) implies (7)/(29)` |
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