The market value of Charter Cruise Company's equity is $15 million and the market value of its debt is $5 million. If the required rate of return on the equity is 20 percent and that on its debt is 8 percent, calculate the company's cost of capital. (Assume no taxes.) The market value of Charcoal Corporation's common stock is $20 million, and the market value of its risk-free debt is $5 million. The beta of the company's common stock is 1.25, and the market risk premium is 8 percent. If the Treasury bill rate is 5 percent, what is the company's cost of capital? (Assume no taxes.) Compute WACC based on the following information: Weight of debt = 30% Cost of Debt = 6% Weight of common stock = 60% Cost of equity = 15%