4. Problem 8.04 (Expected and Required Rates of Return) Assume that the risk-free rate is 4.5% and the market risk premium is 4\%. What is the required return for the overall stock market? Round your answer to one decimal place. What is the required rate of return on a stock with a beta of 0.4 ? Round your answer to one decimal place. 5. Problem 8.08 (Beta Coefficient) Given the following information, determine the beta coefficient for Stock L that is consistent with equilibrium: =11.5%;rkF=5.5%; n=13.5%. Round your answer to two decimal places