(Present value) What is the present value of the following future amounts? a. $700 to be received 9 years from now discounted back to the present at 11 percent b. $200 to be received 6 years from now discounted back to the present at 8 percent c. $1,100 to be received 12 years from now discounted back to the present at 4 percent d. $1,050 to be received 5 years from now discounted back to the present at 17 percent