Intro Homemade Flying Machines has a capltal structure of 37% debt, 10% preferred stock and 53% common stock. The pre-tax cost of debt is 5.4%, the cost of preferred stock is 8% and the cost of equity is 12%. The firm's marginal tax rate is 21%. IB Attempt 3/10 for 8 pts. Part 1 What is the company's weighted average cost of capital? 3+ decimals Submit