Help with this please.

Suppose you invest $150 a month for 6 years into an account earning 9% compounded monthly. After 6 years, you leave the money, without making additional deposits, in the account for another 25 years. How much will you have in the end? D. Suppose instead you didn't invest anything for the first 6 years, then deposited $150 a month for 25 years into an account earning 9% compounded monthly. How much will you have in the end