Adjusted WACC. Lewis runs an outdoor adventure company and wants to know what effect a tax change will have on his company's WACC. Currently, Lewis has the following financing pattern: Equity: 25% and cost of 19.18% Preferred stock: 23% and cost of 15.32% Debt: 52% and cost of 13.4% before taxes What is the adjusted WACC for Lewis if the tax rate is a. 40%? What is the adjusted WACC for Lewis if the tax rate is 40%? % (Round to two decimal places.)