Assume that your firm's marginal tax rate is 35% and that your firm has the following capital structure: Bonds coupon rate = 6% yield-to-maturity = 6.5% Market value of bonds = $25 million Book value of bonds = $30 million Common stock Book value of common shares = $25 million Market value of common shares = $50 million Required rate of return (r) = 9.60% What is your firm’s Weighted Average Cost of Capital ?