7) If you put $1,000 in the bank today, you will be able to withdraw $1,469 five years from

today. What annual interest rate will you earn?

9) One year from today you will make the first of 20 equal annual deposits in a bank account. One year after the last deposit you will retire and make the first of 15 annual withdrawals of

$10,000. If you can earn 12% annually, what should be the amount of your deposits?