On a certain sum of money, the simple interest for 2 years is Rs. 350 at the rate of 4 % per annum. If it was invested at compound interest at the same rate for the same duration as before, how much more interest would be earned? 

529 mangoes are distributed to Vivek Amit and Ajay in the ratio of $$ {1\over 2},{2\over 3} ,{3\over4}$$ respectively. So tell me how many mangoes Ajay will get?

A sum of money becomes eight times of itself in 3 years at compound interest. The rate of interest per annum is 

A sum of money becomes eight times in 3 years, if the rate is compounded annually. In how much time will the amount at the same compound rate become sixteen times? 

A sum of Rs. 8000 will amount to Rs. 8820 in 2 years if the interest is calculated every year. The rate of compound interest is 

If the difference between the compound and simple interest on a certain sum of money for 3 years at 5 % per annum is Rs. 15.25, then the sum is 

A sum of money doubles itself in 4 years compound interest. It will amount to 8 times itself at the same rate of interest is -

The difference between the compound and the simple interest on a sum for 2 years at 10 % per annum , when the interest is compounded annually, is Rs.28. If the yearly interest were compounded half yearly, the difference in the two interests will be