The common stock of Buildwell Conservation & Construction Inc. (BCCIhas a beta of 0.9The Treasury bill rate is 4%and the market risk premium is estimated at 8% BCCI's capital structure is 27% debtpaying an interest rate of %and 73% equityThe debt sells at parBuildwell pays tax at 21% What is BCCI's cost of equity capital(Do not round intermediate calculationsEnter your answer as a percent rounded to 2 decimal places.) b. What is its WACC? (Do not round intermediate calculations. Enter