Q. To find out the total compound interest accrued on a sum of money after 5 years, which of the following informations given in the statements A and B is/are sufficient ?A : the rate of interest was 6% per annumB : The total simple interest on the same amount after 5 years at the same rate will be Rs. 600 ?  

1. only A is suficient
2. Either A and B is sufficient
3. Both A and B together are needed
4. only B is sufficient