A company has a capital structure which contains 30 percent debt and 70 percent equity based on market values. If the after-tax cost of debt is 8 percent and the cost of equity is 16 percent, what is the firm's after-tax cost of capital? A 16.5 percent B 12.0 percent 24.0 percent D 13.6 percent Question 28 1.5 Points Holding everything else constant, increasing fixed costs the firm's break-even point. A increases the covariance of S B increases does not affect D decreases