Question 18 3.23 pts You purchased 74 shares of Z stock in January 2008 for $40 per share. Each year you received a cash dividend of $0.75 per share. In December of 2012, you sold 74 shares of Z for $60 per share. Brokerage fees amounted to 3.0% of the purchase price and 3.0% of the sales proceeds. Use this information to answer the next 5 questions. 18. If inflation averaged 4% per year over the investment period, the average annual after-tax real rate of return would be? (use your answer from the previous question) O 4.31% O 3.44% 0 2.50% O 3.57% Question 19 3.23 pts You purchased 74 shares of Z stock in January 2008 for $40 per share. Each year you received a cash dividend of $0.75 per share. In December of 2012, you sold 74 shares of Z for $60 per share. Brokerage fees amounted to 3.0% of the purchase price and 3.0% of the sales proceeds. Use this information to answer the next 5 questions. 19. What would be your future account value (after-tax and after inflation) if you invested $600 each month into a growth mutual fund for 35 years? Assume an average annual rate of return of 7.5 percent. Assume a combined federal and state income tax rate of 28% and an average annual inflation rate of 2.7 percent. O $362,419.38 O $418,469.15 O $449,687.25 $412,758.60