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? (Please use your own age. If you are over 45, please solve for saving a $100,000.) I'm 23!