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The General Store has a cost of equity of 15.8 percent, a pre-tax cost of debt of 7.7 percent, and a tax rate of 32 percent. What is the firm's weighted average cost of capital if the debt-equity ratio is 0.40? 10.18 percent 11.72 percent 12.78 percent 13.30 percent 14.93 percent The General Store has a cost of equity of 15.8 percent, a pre-tax cost of debt of 7.7 percent, and a tax rate of 32 percent. What is the firm's weighted average cost of capital if the debt-equity ratio is 0.40? 10.18 percent 11.72 percent 12.78 percent 13.30 percent 14.93 percent