QUESTION 6 Consider a firm with $53.71 in outstanding debt and $168.80 in equity. If the required return on debt is 4 239%, the required return on equity is 9.696%, and the firm's tax rate is 21%, find the firm's weighted-average cost of capital to four decimal places. Assume no preferred stock is issued. For example, 0.0456 for 4.56%, nof 0.04 or 4.56