1. In a certain time, the ratio of a certain Principal and the simple interest obtained from it are In the ratio 10:3 at 10% interest per annum. The number of years the money was invested is
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By: anil on 05 May 2019 02.25 am
Let the principal sum = Rs. 10 and interest at 10% = Rs. 3 Let time period = $$t$$ years => Simple interest = $$frac{P imes R imes T}{100}$$ => $$frac{10 imes10 imes t}{100}=3$$ => $$t=3$$ years => Ans - (B)
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