Calculate the weighted average cost of capital given the following information: (Not all information might be used) The company has a cost of equity of 12.4 percent. The company has an after-tax cost of debt of 4.7 percent. The company's debt-equity ratio is .84 The tax rate is 40 percent. The WACC is: (Do not round intermediate calculations and round your answer to 2 decimal places. Input percentage points only, no % sign, e.g., 32.16) %