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If the numerator of a fraction is increased by 20% and he denominator be diminished by 10%, the value of the fraction is 16/21. The original fraction is ?
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- 3/5
- 4/7
- 2/3
- 5/7
Correct Option: B
Let the original fraction be p/q
Now, (120% of p) / (90% of q) = 16 / 21
⇒ 4p / 3q = 16/21
∴ p / q = (16/21) x (3/4) = 4 / 7
