An Investment offers $6,800 per year, with the first payment occurring one year from now. The required return is 7 percent a. What would the value be today if the payments occurred for 20 years? (Do not round Intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.) b. What would the value be today if the payments occurred for 45 years? (Do not round Intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.) c. What yould the value be today if the payments occurred for 70 years? (Do not round Inteymediate calculations and round your answer to 2 decimal places, e.g., 32.16.) d. What would the value be today if the payments occurred forever? (Do not round Intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.) Present value of 20 annual payments Present value of 45 annual payments Present value of 70 annual payments Present value of annual payments forever d