What is the expected risk-free rate of return if Asset X, with a beta of 1.5, has an expected return of 20 percent, and the expected market return is 15 percent? 22.5% 75.0% 7.5% 5.0% What is the expected risk-free rate of return if Asset X, with a beta of 1.5, has an expected return of 20 percent, and the expected market return is 15 percent? 22.5% 75.0% 7.5% 5.0%