The DEF Company is planning a $64 million expansion. The expansion is to be financed by selling $25.6 million in new debt and $38.4 million in new common stock. The before-tax required rate of return on debt is 0.086 and the required rate of return on equity is 0.108 . If the company has a marginal tax rate of 0.32 , what is the firm's cost of capital? Instruction: Type your answer as a decimal, and round to three decimal places. E.g., if your answer is 0.0106465 or 1.06465%, should type ONLY the number .011 , neither 0.0106465,0.0106, nor 1.065 . Otherwise, Blackboard will treat it as a wrong