MicroTech Corporation is subject to a 33% income tax rate. Given the following information about the firms capital structure, calculate the corporations weighted-average cost of capital (WACC): (Do not round intermediate calculations. Round your answers to 2 decimal places. (i.e. 0.1234 = 12.34%).) Source of Funds Market Value After-Tax Rate or Expected Return Long-term debt $ 20 million 9% Preferred stock 50 million 10 Common stock 70 million 14