You are opening an investment account that will earn 12% compounded annually. You will invest $500 today, $600 one year from today, and $800 two years from today. What will the value of your account be 4 years from today?

You invested 3,833.70 into an account that pays 15.20% interest. How much money will you have in 12 years?

You invested $4,800 into an account. Your balance is now $14,400. Your compound annual rate of return was 4.65%. How long ago did you open the account?

You invested $24,000 18 years ago. Today your investment is worth $38,000. What was the compound annual rate of return on this investment?