How much would you have to invest today to receive (Use a Financial calculator to arrive of the answers. Round the final answers to the nearest whole dollar.) a. $14,200 in 6 years at 11 percent? Present value $ 759190 b. $18,500 in 20 years at 9 percent? Present value c. $7.500 each year for 15 years at 13 percent? Present value $ d. $7.500 each year, at the beginning, for 30 years at 7 percent? Present value e. $60,000 each year for 50 years at 10 percent? Present value f. $60,000 each year for 50 years, at the beginning, at 10 percent? Present value $