5) One year ago, you invested $1,750. Today it is worth $1.815.48. What rate of interest did you earn? 6) Theresa adds $1.500 to her savings account on the first day of each year. Marcus adds $1.500 to his savings account on the last day of each year. They both earn 6.5 percent annual interest. What is the difference in their savings account balances at the end of 35 years? 7) Travis International has a one-time expense of $1.13 million that must be paid 24 months from today. The firm can earn 0.358 percent, compounded monthly, on its savings. How much must the firm save each month to fund this expense if the firm starts investing equal amounts each month starting at the end of this month? 8) On your tenth birthday, you received $300 which you invested at 4.5 percent interest, compounded annually. Your investment is now worth $756. How old are you today? 9) You would like to provide $125,000 a year forever for your heirs. How much money mu deposit today to fund this goal if you can earn a guaranteed 4.5 percent rate of return? 10) You just paid $480,000 for an annuity that will pay you and your heirs $15,000 a year forever. What rate of return are you earning on this policy? 11) You want to have $30,000 saved 5 years from now to buy a house. How much less have to deposit today to reach this goal if you can earn 3.5 percent rather than 2.5 perce your savings? Today's deposit is the only deposit you will make to this savings accoun 12) Western Bank offers you a $12,000, 6-year term loan at 7 percent annual interest. amount of your annual loan payment