Weston Industries has a debt–equity ratio of 1.6. Its WACC is 8.4 percent, and its pretax cost of debt is 6.9 percent. The corporate tax rate is 35 percent. a. What is the company’s cost of equity capital? (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.) Cost of equity capital % b. What is the company’s unlevered cost of equity capital? (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.) Unlevered cost of equity capital % c-1. What would the cost of equity be if the debt–equity ratio were 2? (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.) Cost of equity % c-2. What would the cost of equity be if the debt–equity ratio were 1.0? (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.) Cost of equity % c-3. What would the cost of equity be if the debt–equity ratio were zero? (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.) Cost of equity %