First Time Value of Money Homework i Help Save & Exit Submit 13 Mary is going to receive a 31-year annuity of $9,600 per year. Nancy is going to receive a perpetuity of $9,600 per year. If the appropriate interest rate is 9 percent, how much more is Nancy's cash flow worth? Note: Do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16. 10 Present value Book Prent Reterences: Present value