The simple interest on a sum of money will be Rs 600 after 10 years. If the principal is trebled after 5 years, what will be the total interest at the end of the tenth year? (a) Rs 600     (b) Rs 900    (c) Rs 1200    (d) Rs 1500   (e) Data inadequate

A sum of money amounts to Rs 10000 after 5 years and Rs 15000 after 8 years at the same rate of simple interest. Find the rate of interest per annum

If the rate increases by 2%, the simple interest received on a sum of money increases by Rs 108. If the time period is increased by 2 years, the simple interest on the same sum increases by Rs 180. The sum is: (a) Rs 1800 (b) Rs 3600 (c) Rs 5400 (d) Data inadequate

Simple interest on a sum of money for 3 years at 4% per annum is Rs600 what will be the compound interest on the sum at the same rate for the same period?

Simple interest on a sum of Rs 3300 for 5 years is Rs 1980. What is the annual rate (in percentage) of interest?

Find the amount to be received after 2 years 6 months at the rate of 5% p.a. of simple interest on a sum of Rs 3200. (a) Rs 3800 (b) Rs 3500 (c) Rs 3600 (d) Rs 3900