Please Answer Questions 9&10. Thank You!!!

A corporation has 10,000 bonds outstanding with an 8% annual coupon rate, 10 years to maturity, a $1,000 face value, and a $970 market price. The company's 500,000 shares of common stock sell for $45 per share, have a beta of 1.5, the risk-free rate is 5.5%, and the market risk premium is 7%. 9. What is the cost of equity for this corporation? a. 6.00% b. 12.00% c. 16.00% d. 16.50% e. none of the above 10. Assuming a 30% tax rate, what is this corporation's after-tax cost of debt? a. 2.69% b. 4.48% 5.07% d. 5.92% none of the above c. e