Susan and Tom Houser believe that they will need payments of $4,460 at the beginning of each of their retirement.

1. Susan and Tom Houser believe that they will need payments of $4,460 at the beginning of each of their retirement. The payments will be made out of an account that is expected to earn 10% interest annually. If the payments are made over 20 years, what amount (approximately) must be deposited in the account at retirement?