Can I get help on this one thank you.

Homework: Homework 11 Question 7, P14-22 (similar to HW Score: 14.29%. 10 of 20 points Points: 0 of 10 Save (Related to Checkpoint 14.1) (Weighted average cost of capital) The target capital structure for GM industries is 45 percent common stock 10 percent preferred stock and 45 percent de cost of common equity for the firm is 17.2 percent, the cost of preferred stockis 9.3 percent, the before-tax cost of debt is 82 percent, and the fem's tax rate is 35 percent, what is OMS werd average cost of capital? CH OM's woighted average cost of capital is % (Round to three decimal places)