The market value of Roth's common stock is $99 million, and the market value of its risk-free debt is $4 million. The beta of the company's common stock is 2,05 , and the market risk premium is 7,4 percent. If the Treasury bill rate is 7,4 percent, what is the company's cost of capital? (Assume tax rate is 30 ) The answer is equal to 21,89!