If simple interest and compound interest of a certain sum of money for two years are Rs. 8400 and Rs. 8652 respectively, then find the sum of money and the rate of interest.

If simple interest and compound interest of a certain sum of money for two years are Rs 8400 and Rs 8652 respectively, then calculate the sum of money and rate of interest.

The simple interest and compound interest of a certain sum of mone for 2 years are Rs. 840 and Rs. 869.40 respectively. Find the sum of money and the rate of interest.

The simnple interest and compound interest on a certain sum os money for 2 years in Rs. 840 and Rs 869.40 respectively Find the sum and the annual rate of interest.

The simple interest and compound interest of a certain sum of money for two years are Rs. 400 and Rs. 410 respectively. Then the rate of interest per annum is 5%.

If the simple interest of a certain sum of money for 1 year is Rs. 50 and compound interest for 2 years is Rs. 102, then find the sum of money and the rate of interest.

The simple interest and the compound interest on a certain sum for 2 years is Rs. 1250 and Rs. 1475 respectively. Find the rate of interest.

If the C.I & S.I on a certain sum of money for 2 years are Rs. 65 & Rs. 60 respectively at certain rate of interest. Find the sum of money & rate of interest.

The simple interest and compound interest on a certain sum for 2 years are Rs. 800 and Rs. 880 respectively. The rate of interests (in % per annum ) on both the sums is the same. If the interest on the sum lent at compound interest is compounded annually, find the rate of interest ( in % per annum).