= Palencia Paints Corporation has a target capital structure of 45% debt and 55% common equity, with no preferred stock. Its before-tax cost of debt is 10%, and its marginal tax rate is 40%. The current stock price is Po $28.50. The last dividend was Do = $2.75, and it is expected to grow at a 7% constant rate. What is its cost of common equity and its WACC? Round your answers to two decimal places. Do not round your intermediate calculations. = a. rs = % b. WACC = %