if you can't answer all please don't answer just one! i repeat don't answer one. There are so many people who answered me multiple questions so many times. 8. You would like to have $29,020 in 15 years. If the rate is 8.08%, how much do you have to invest each month? 9. You plan to make a monthly contribution of $164 to WBUR for the next year. If the relevant interest rate is 3.77%, how much are the contributions worth today? 10. You plan to make a monthly contribution of $206 to WBUR for the next year. If the relevant interest rate is 3.87%, how much are the contributions worth today? Assume that you make your first contribution today. 11. You will invest $200 per year. You will make your first deposit today. If the rate is 8.35%, how much will you have in 10 years? 12. You would like to have $28,331 in 5 years.. If the rate is 7.14%, how much do you have to invest each year?