7. Find the future values of the following ordinary annuities (4 points): a. FV of $500 paid every quarter for 4 years at a nominal rate of 6% compounded quarterly b. FV of $300 paid every month for 5 years at a nominal rate of 6% compounded monthly 7. Find the future values of the following ordinary annuities (4 points): a. FV of $500 paid every quarter for 4 years at a nominal rate of 6% compounded quarterly b. FV of $300 paid every month for 5 years at a nominal rate of 6% compounded monthly