For an account that earns simple annual interest, find the interest and the balance of the account. (Round your answer to 2 decimal places.) (a). $28,820 invested at 25% for 5 months. Balance $ Number Interest = $ Number (b). $44,614 invested at 16% for 7 days. Balance $ Number Interest $ Number (c). $87,835 invested at 4% for 55 days. Balance $ Number Interest = $ Number (d). $2,680 invested at 7% for 9 months. Balance $ Number Interest = $ Number