(Present value) What is the present value of the following future amounts? a. $600 to be received 10 years from now discounted back to the present at 10 percent. b. $400 to be received 8 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 3 percent. d. $1,050 to be received 5 years from now discounted back to the present at 18 percent. a. What is the present value of $600 to be received 10 years from now discounted back to the present at 10 percent? (Round to the nearest cent.) b. What is the present value of $400 to be received 8 years from now discounted back to the present at 8 percent? $ (Round to the nearest cent.)