HBM, Inc has the following capital structure: Assets $500,000 Debt $175,000 Preferred stock 50,000 Common stock 275,000 The common stock is currently selling for $14 a share, pays a cash dividend of $0.95 per share, and is growing annually at 6 percent. The preferred stock pays a $7 cash dividend and currently sells for $94 a share. The debt pays interest of 6.5 percent annually, and the firm is in the 30 percent marginal tax bracket a. What is the after-tax cost of debt? Round your answer to two decimal places. b. What is the cost of preferred stock? Round your answer to two decimal places. c. What is the cost of common stock? Assume that the current $0.95 dividend grows by 6 percent during the year. Round your answer to two decimal places % d. What is the firm's weighted average cost of capital? Round your answer to two decimal places %