The WACC K. Bel Jewelers wishes to explore the eftect on is cost of captal of the rate at which the company pays tawes. The frm wisties to maintain a capital structure of 20 debt, 20%. penered stock, and 60% common stock. The cost of financing with retained earnings is 13%, the cost of prefered stock financing is 8%, and the belore-tax cost of debt fnancing is 9%. Calculate the weighted average cost of capital (WACC) given a tax rale of 21% The firm's WAcC is 6. (Round io two decimal places)