Use the present value table in AppendixA and AppendixB to compute the NPV of each of the following cash outflows: Required: a. $23,000 paid at the end of four years. The discount rate is 5 percent. b. $6,150 paid at the end of three years and $7,750 paid at the end of five years. The discount rate is 6 percent. c. $9,800 paid annually at the end of each of the next four years. The discount rate is 5 percent. d. $2,110 paid annually at the end of each of the next four years and $4,220 paid at the end of the fifth year. The discount rate is 6 percent. Note: For all requirements, round discount factor(s) to 3 decimal places, all other intermediate calculations and final answers to the nearest whole dollar amount. Present Value of \$1 Present Value of Annuity of $1