You begin to contribute to an investment plan with your company inmediately after graduation, when you are 23 years old. Your contribution plus your company's contribution totals $6000/y. Assume that you work for the same company for 40 years.

a) What effective annual interest rate is required for you to have $1 million in 40 years? b) Repeat part a for $2 million c) What is the future value of this investment after 40 years if the effective annual interest rate is 7% p.a.?