Need b & c

Williamson, Inc., has a dept-equity ratio of 2.48. The company's weighted average cost of capital is 10 percent, and its pretax cost of debt is 6 percent. The corporate tax rate is 22 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., 3116.} b. What is the company's unlevered cost of equity ca pital'? {Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 3116.} c. What would the weighted average cost of capital be if the company's deptequity ratio were .65 and 1.55? [Do not round intermediate calculations and enter your answers as a percent rounded to 2 decimal places, e.g., 3115.} 9 Answer is complete but not entirer correct. _m _w E WACC at debt-equity ratio of .55 15.89 9 WACC at debt-e u' ratio of 1 ,3; q "5' 11.93 9 st