Lone Star Industries just issued $320,000 of perpetual 8 percent debt and used the proceeds to repurchase stock. The company expects to generate $135,000 of earnings before interest and taxes in perpetuity. The company distributes all its earnings as dividends at the end of each year. The firms unlevered cost of capital is 15 percent, and the corporate tax rate is 40 percent. a. What is the value of the company as an unlevered firm? b. Use the adjusted present value method to calculate the value of the company with leverage. c. What is the required return on the firms levered equity? d. Use the flow to equity method to calculate the value of the companys equity.