Assuming I'm current 26 years old and retiring at 62 years old.

13. You want to retire has a millionaire. How much do you need to put away each month if: A. You use common stocks and have an average return of 10%? B. You use corporate bonds and have an average return of 6%? C. You use government bonds and have an average return of 4%? D. You put your money in a CD at 2.5% interest rate? (Assuming I'm currently 26 and retiring at 62 years old.)