A trader paid Rs 900/- as simple interest for 3 years on the sum of Rs 4500/- borrowed by him. Find the rate of interest.

If Manohar pays an interest of Rs 750 for 2 years on a sum of Rs 4,500, find the rate of interest.

Simple interest on Rs 7200 for 3 years is Rs 1080. Find the rate of interest

A farmer borrowed Rs.2500 and Rs.4500 from a bank for buying seeds and fixing atubewell respectively at simple interest withthe same rate.He paid after 3 years 3 monthsRs 520 more interest on the sum borrowed fortubewell.Find the rate of interest per annum.

If the difference of the compound interest and the simple interest on a sum of money for 3 years is Rs. 78. Find the sum of money, if the rate of interest in both case be 10%

The difference between the compound interest (compounded annually) and simple interest, for two years on the same sum at the amount rate of interest is Rs 370. Find the rate of interest if the simple interest on the amount at the same rate of interest for 1 year is Rs 3700.

Guru and Chiru borrowed Rs.2250 and Rs.2500 respectively at the same rate of simple interest for 3 years.If the interest paid by Chiru is Rs.45 more than that paid by Guru,then the rate of interest per annum,is