A stock has an expected return of 11 percent and a beta of 1.58, and the expected return on the market is 8 percent. What must the risk-free rate be? (Enter answer in percents, not in decimals.) QUESTION 17 Dominosa, Inc. wants to have a weighted average cost of capital of 7.9 percent. The firm has an aftertax cost of debt of 5.2 percent and a cost of equity of 11.6 percent. What debt ratio is needed for the firm to achieve their targeted weighted average cost of capital? Enter answer in percents