please show all work!

4. Sunshine Company has 100,000 shares of share. The common stock just paid an grow at an annual rate of a percent. There are 20,00 outstanding at a market price of $180 company's outstanding 30-year bonds $800,000, and are selling at a paid semiannually. The company hares of common stock outstanding, currently selling for $40 a ust paid an annual dividend of $2.30 and dividends are expected to There are 20,000 shares of 6-percent preferred stock rice of $180 a share. The preferred stock has a par value of $200. The S0-year bonds were issued 22 years ago, have a total face value of are selling at a quote pic of The hands have a coupon rate of 5 per mys beta lis 0.75, the risk-free rate is 2.8 percent, and the market (19 points) risk premium is 8.80 percent. The firm's tax rate is 35 perce a. Calculate the company's before-tax cost of debt. b. What is the compan What is the company's cost of equity using the constant growth model approach? c. Calculate the company's cost of equity using the security market line approach. d. Determine the company's cost of preferred stock. e. What are the market values of each component of capital? f. Calculate the firm's weighted average cost of capital