A sum borrowed under compound interest doubles itself in 10 years. When will it become fourfold of itself at the same rate of interest?

If the compound interest on a certain sum for 2 years at 4% p.a. is Rs. 102, the simple interest at the same rate of interest for two years would be:

A sum amounts to ₹ 6480 in 4 years and ₹ 9600 in 8 years when it is compounded annually. Find the sum?

A sum of Rs 5,000 amounts to Rs 7,200 in 8 years at a certain rate percent p.a, interest compounded yearly. What will be the compound interest on a sum of Rs.6,550 in 4 years at the same rate of interest?

The difference between compound interest and simple interest on a sum of money for 3 years at 8% per annum is Rs. 354.80. Find the sum.

The difference between CI and SI on a sum of money for 3 years at 5% per annum is Rs.61. Find the sum.

1261 in 3 years at the rate of 5 percent annual interest on a sum of money. Interest is received by compound . money will be

Find the compound interest on a sum of Rs. 46875 for 2 years at 12% p.a, if interest is compounded 8 months?