1. Find the future value of $3,175 invested today at an annual interest rate of 12% for seven years. | 2. 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 earn on $2,250 invested today to have $5,200 in 5 years? 4. You plan to invest $250 today into an account that earns 11% annual interest. How long must you invest to have $1,250