Question 10 (3 points) Power Financial Company (PFC) has 200,000 common shares outstanding, currently trading at $36 per share. The beta of the company's stock is 0.9. The company has 5,000 bonds outstanding. The bonds have a face value of $1,000 each and maturity of 8 years. The coupon rate is 5%. Coupons are paid annually. The bonds are currently selling for $950 each. The current risk-free rate is 3%. The market risk premium is 6%. The corporate tax rate is 30%. a. (0.5 mark) What is PFC's cost of common equity? b. (0.5 mark) What is PFC's before-tax cost of debt? c. (1 mark) What is PFC's weighted average cost of capital (WACC)? d. (1 mark) What would be the company's WACC if the market risk premium ranges from 6\% to 9% ? Provide your answer in percentages rounded to two decimal places. Show your work (e.g., Excel functions, formulas, and numerical inputs) to earn partial marks