9. What is the future value of $15,000 deposited today, and $900 withdrawn per year, for 8 years, if the account can earn an annual interest rate of 7%?

10. What is the future value of $500,000 deposited today for 10 years at an annualized interest rate of 12%, but the interest will be paid every 3 months (quarterly)?

11. You decide to start saving for retirement. You plan to invest each year for 40 years. If you can earn 8% per year, and you want $3,000,000 in your retirement account, how much must you invest each year?

12. You get your first credit card, youre so happy, but then you notice the rate is an annual percentage rate (APR) of 18%? Then you also realize that the interest is charged monthly. What is the true or what we call the effective annual rate (EAR)?