1. The difference between the interest earned on the same amount invested under compound interest andsimple interest at same rate of interest for 2 years is Rs.180. If the rate of interest is 6% p.a. then find the amount invested. (in Rs.)
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- By: anil on 05 May 2019 01.13 amRate of interest = 6% and time period = 2 years Let principal sum = Rs. $$P$$ Also, difference between compound interest and simple interest for 2 years = $$P(frac{r}{100})^2$$ => $$P(frac{6}{100})^2=180$$ => $$P=180 imesfrac{10000}{36}$$ => $$P=Rs.$$ $$50,000$$ => Ans - (A)
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