Problem 13-2 WACC (LO1) Here is some information about Stokenchurch Incorporated: Beta of common stock =1.2 Treasury bill rate =4% Market risk premium =7.5% Yield to maturity on long-term debt =6% Book value of equity =$440 million Market value of equity =$880 million Long-term debt outstanding =$880 million Corporate tax rate =21% What is the company's WACC? Note: Do not round intermediate calculations. Enter your answer as a percent rounded to 2 decimal places. WACC