Suppose you invest $150 a month for 6 years into an account earning 6% compounded monthly. After 6 years, you leave the money, without making additional deposits, in the account for another 22 years. How much will you have in the end?

You want to be able to withdraw $35,000 from your account each year for 15 years after you retire. You expect to retire in 25 years. If your account earns 8% interest, how much will you need to deposit each year until retirement to achieve your retirement goals?