Use the present value table in Appendix A and Appendix B to compute the NPV of each of the following cash outflows: Required: a. $26,250 paid at the end of 4 years. The discount rate is 4 percent. b. $6,650 paid at the end of 3 years and $8,050 paid at the end of 5 years. The discount rate is 9 percent. c. $14,200 paid annually at the end of each of the next 4 years. The discount rate is 4 percent. d. $1,750 paid annually at the end of each of the next 4 years and $3,500 paid at the end of the fifth year. The discount rate is 6 percent. (For all requirements, round discount factor(s) to 3 decimal places, all other intermediate calculations and final answers to the nearest whole dollar amount.) Amount a. Net present value b. Net present value c. Net present value d. Net present value