10. Present value: Maria Addai has been offered a future payment $750 of compounded annually, on her investment, what should she pay for this investment today? two years from now. If she can earn 6.5 percent, 11. Present value: Your brother has asked you for a loan and has promised to pay you$7,750 at the end of three years. If you normally invest to earn 6 percent per year, how much will you be willing to lend to your brother if you view this purely as a financial transaction (i.e., you don't give your brother a special deal)? 12. Present value: Tracy Chapman is saving to buy a house in five years. She plans to put 20 percent down at that time, and she believes that she will need$35,000 for the down payment. If Tracy can invest in a fund that pays 9.25 percent annually, how much will she have to invest today