Portfolio A consists of the following four stocks. The market's required rate of return is 14.25%, and the risk-free rate is 3.00%. What is the required rate of return for Portfolio A? Answer just the number without the % sign. Round to two decimal places. Stock Investment Beta A $ 200,000 1.50 B 300,000 -0.50 C 500,000 1.25 D $1,000,000 0.75