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## S.I. on a certain sum is 16/25 of the sum. Find the percent rate and time, when both are numerically equal. (NIFT)

## (a) 6%, 6 years (b) 8% , 8 years (c) 2% , 2 years (d) 4% , 4 years

Asked On2019-04-11 11:35:22 by:yuktijain

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Mokshikaa

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Download question setAnswersLet sum = x. Then, S.I = `(16x)/25`

Let rate = R % and time = R years.

`:. (x xx R xx R)/(100)`

`= (16x)/25 or R^2 = (1600)/25 R = 40/5 = 8`

:. Rate = 8% and Time = 8 years.

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