Problem:
Hook Industries' capital structure consists solely of debt and common equity. It can issue debt at rd = 8%, and its common stock currently pays a $2.75 dividend per share (D0 = $2.75). The stock's price is currently $23.75, its dividend is expected to grow at a constant rate of 8% per year, its tax rate is 40%, and its WACC is 15.05%.
Question: What percentage of the company's capital structure consists of debt? Please explain in detail and show your work.