1. Find the future value of $3,175 invested today at an annual interest rate of 12% for seven years. How much do you need to invest today to have $175,000 in 10 years? Assume the annual interest rate is 4.5% 3. What interest rate must you cam on S2.250 invested today to have $5,200 in 5 years? You plan to invest $250 today into an account that carns 11% annual interest. How long must you invest to have S1.250 > Assume the total cost of a college education will be $195,000 when your cousin enters college in 10 years. Your family presently has $45,000 to invest. What annual rate of interest must be cared to cover the cost of your cousin's college education? 6. At 10% annual interest, how long does it take to triple your money