D Question 10 3 pts The beta of the firm's common stock is 1, the risk-free rate is 2%, and the market risk premium is 6%. The firm's pre-tax cost of debt is 7%. the firm's tax rate is 40%, and the firm has 27% debt. What is the firm's cost of equity (percent)? For example, if your answer is 6.22%, type 6.22 (only need to give two significant decimals). Formulas you might use: Capital Asset Pricing Model: K=Kf+ B-(K-KI) Weighted Average Cost of Capital: Kwace =K. & +K(-0 . Proxy"Levered Bunlevered = D 1+(1-1) E