The difference between compound interest and simple interest on a sum for 2 years at 10% per annum, when the interest is compounded annually is Rs. 16. If the interest were compounded half yearly, the difference in two interests would be:
1
Rs. 24.81
2
Rs. 26.90
3
Rs. 31.61
4
Rs. 32.40
5
Rs. 33.43