What would be the compound interest accrued on an amount of Rs.7850 at the rate of 14% per annum in two years?

If the compound interest rate is 20% per annum compounded half yearly, then what will be the interest for two years on the principal of Rs. 100000?

The compound interest earned in two years at 12% per annum Rs 10176. What is the sum (in Rs) invested? 

A certain sum increases by 50 % in 5 years. Three sums x, y and z are lent for 10, 15 and 20 years respectively. If amount on each sum is equal, then find the ratio of x, y and z. 

What is a difference between simple interest and compound interest in 1 year at a rate of 10 percent on an amount of Rs. 1200. If interest is half yearly compounded?

The compound interest on Rs. 6250 at 12% per annum for 1 year, compounded half-yearly is

The compound interest on 12000 for 9 months at 20 % per annum , interest being compounded quarterly is