Quantitative Problem: Barton Industries expects that its target capital structure for raising funds in the future for its capital budget will consist of 40% debt, 5% preferred stock, and 55% common equity. Note that the firm's marginal tax rate is 40%. Assume that the firm's cost of debt, rd, is 8.1%, the firm's cost of preferred stock, Pp, is 7.6% and the firm's cost of equity is 12.1% for old equity, and 12.71% for new equity, te What is the firm's weighted average cost of capital (WACCif it uses retained earnings as its source of common equity? Round your answer to 3 decimal places. Do not round intermediate calculations. What is the firm's weighted average cost of capital (WACC) If it has to issue new common stock? Round your answer to 3 decimal places. Do not round intermediate calculations. %