The following table gives Foust Company's earnings per share for the last 10 years. The common stock, 6.4 million shares outstanding, is now ( 1/1/22) selling for $50.00 per share. The expected dividend at the end of the current year (12/31/22) is 40% of the 2021 EPS. Because investors expect past trends to continue, g may be based on the historical earnings growth rate. (Note that 9 years of growth are reflected in the 10 years of data.) The current interest rate on new debt is 8%; Foust's marginal tax rate is 25%; and its target capital structure is 55% debt and 45% equity. a. Calculate Foust's after-tax cost of debt. Round your answer to two decimal places. () \% Calculate Foust's cost of common equity. Calculate the cost of equity as rs=D1/P0+g. Do not round intermediate calculations. Round your answer to two decimal places. \& b. Find Foust's WACC. Do not round intermediate calculations. Round your answer to two decimal places. %