How much would you have to invest today to receive: (Use a Financial calculator to arrive at the answers. Round the final answers to the nearest whole dollar.) a. $14,100 in 5 years at 9 percent? Present value $ b. $18,000 in 19 years at 7 percent? Present value $ c. $7,200 each year for 13 years at 11 percent? Present value d. $7,200 each year, at the beginning, for 25 years at 6 percent? Present value e. $59,000 each year for 40 years at 9 percent? Present value f. $59,000 each year for 40 years, at the beginning, at 9 percent? Present value