Question

Simple interest accrued on amt p on r rate of interest for 4 yrs is equal to sum of 3/5 of p and simple interest on 1000 rs. on r% for 5 yrs. so find value of p

Answer 1

At simple interest of 15% a sum gets interest amount of 60% of principle in 4 years of investment. We are assuming that interest rate is same for both the investment.

Interest @15% on 1000 for 5 years is Rs. 750 which is 40% of the sum of principle. So the amount of principle is 750/40*100=1875