Bonaime, Inc., has 3.9 million shares of common stock outstanding. The current share price is $84, and the book value per share is $11. Stock in Bonaime, Inc. has a beta of 1.10. The market risk premium is 7.8 percent, and T-bills are currently yielding 0.76 percent. Bonaime's most recent dividend was $2.67 per share, and dividends are expected to grow at an annual rate of 6 percent indefinitely. The company also has a bond issue outstanding with semi-annual coupon payments. The bond issue has a face value of $105 million, a coupon rate of 6.3 percent, sells for 98 percent of par, and matures in 20 years. The tax rate for the company is 30%. Please answer all the following questions: a. What is the firm's before-tax cost of debt? b. What is the firm's cost of equity using the CAPM model? c. What is the firm's cost of equity using discounted cash flow approach? d. What is the weight of debt and equity using book value? What is the WACC? e. What is the weight of debt and equity using market value? What is the WACC? f. Which are more relevant, the book value or market value weights? Why?