Williamson, Inc., has a debt-equity ratio of 2.49. The company's weighted average cost of capital is 11 percent, and its pretax cost of debt is 5 percent. The corporate tax rate is 30 percent a. What is the company's cost of equity capital? (Do not round intermediate calculations. Enter your answer as a percent rounded to 2 decimal places, e.g. 32.16.) Cost of equity capital [ 2963% b. What is the company's unlevered cost of equity capital? (Do not round intermediate calculations. Enter your answer as a percent rounded to 2 decimal places, e.g. 32.16.) unlevered cost of equity 1% c. What would the weighted average cost of capital be f the company's debt-equity ratio were 60 and 150? (Do not round intermediate calculations. Enter your answers as a percent rounded to 2 decimal places, e.g., 32.16.) Weightec average cost of capital Debt-equity ratio.60 Debt-equity ratio 1.50