Please solve all parts

1 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. $12,500 in 7 years at 11 percent? Present value 6021 10 points b. $16,100 in 18 years at 8 percent? eBook Present value $ 4029 References c. $6,250 each year for 14 years at 8 percent? Present value $ 51526 d. $6,500 each year, at the beginning, for 30 years at 8 percent? Present value e. $53,000 each year for 30 years at 8 percent? Present value $ 596663 f. $53,000 each year for 30 years, at the beginning, at 8 percent? Present value $