The offect of tax rate on WACC K Bell Jewelers wishes to explore the effect on the cost of capital of the rate at which the company pays taxe The firm wish to maintain a capita structure of 30% debt 19 preferred stock, and 55% common stock The cost of financing with retained earings is 18%, the cost of preferred stock financing is 946, and the before cost of debt financing is Calculate the weighted average cost of capital (WACC) given a tax rate of 30% The WACC % (Round to two decimal places