Please Help!!

If Wild Widgets inc, were an all-equity company, it would have a beta of 1.55 . The company has a target debt-to-equity ratio of 0.4 . The expected return on the market portfolio is 9 percent, and Treasury bills currently yield 5.4 percent. The company has one bond issue outstanding that matures in 20 years and has a 9.8 percent coupon rate. The bond currently sells for $1,220. The corporate tax rate is 40 percent. a. What is the company's cost of debt? (Do not round intermediate calculations. Round the final answer to 2 decimal places. Omit % sign in your response.) Cost of debt b. What is the company's cost of equity? (Do not round intermediate calculations. Round the final answer to 2 decimal places. Omit \% sign in your response.) Cost of equily % c. What is the company's WACC? (D not round intermediate calculations. Round the final answer to 2 decimal places. Omit % sign in your response.) WACC %