im not sure if my part a is correct or not, but part b is really confusing me

Suppose that you deposit $7000 in a savings account that pays 9% annual interest, with interest credited to the account at the end of each year. Assuming that no withdrawals are made and that internet in compounded annually completo parts (a) and (b) below. (a) Find the balance in the account after 3 years (b) Find the balance in the account after 6 years and months IME (a) The amount of money in the account after 3 years is $906520 (Round to the nearest cent as needed) (b) The amount of money in the account aher 6 years and 8 months (Round to the nearest cent as needed.) unes of 90 More . A 09