Calculate the required rate of return for the Power Asset Management Group, which holde stocks. The market's required rate of return is 13.0%, the risk-free rate is 40%, and the Pund's e as follow Stock Investment Beta A $ 200,000 1.60 B 300,000 -0.50 C 600,000 1.25 $.000,000 0.55 12.45% 10.30% 13.10% 11.12% 9.66%