Suppose you just bought an annuity with25 annual paymentsof $7,200 per year at the current interest rate of 9 percent per year.

a.	What is the value of your annuity today? (Do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.)
b.	What happens to the value of your investment if interest rates suddenly drop to 4 percent? (Do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.)
c.	What if interest rates suddenly rise to 14 percent? (Do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.)