Merton Inc. has 8,300 bonds outstanding with a face value of $1,000, a coupon rate of 5.90%, and 24 years to maturity. The these are currently selling for $950, which implies a yield-to-maturity of 6.31%. The company also has 43,000 shares of preferred stock that pay perpetual annual dividends of $7.40, which are currently selling for $105. There are 470,000 shares of common stock that are selling for $49 per shares. The stock has a beta of 0.90. The U.S. Treasury bill is yielding 2.3% and the expected long-term return on the market is 9.7%. The marginal corporate tax rate is 28 percent. (Do not round intermediate calculations and enter your answers as a percent rounded to 2 decimal places, e.g., 32.16.) What is the implied return on the preferred stock? % What is the required return for the common stockholders? % What is the weight of total assets held by the bondholders? % What is the firm's weighted average cost of capital? %