how to calculate WACC?

15. You are the Chief Financial Officer of Incomprehensible Technologies Inc. (ITI). The CEO has asked you to calculate the firm's overall WACC. The company has 50,000 shares of stock outstanding that sells for S10 per share, and it's cost of common equity is 11%. The company also has 400 bonds outstanding that sell at par ($1000) and make semi-annual coupon payments of $30. Preferred stock outstandingforthe company sellsat$25per share, has a required return of 15%, and there are 4000 shares outstanding. Ignoring taxes, what is the company's WACC? 5.5% 8.0% 11.6% 8.9% Unable to determine with the information given A. B. C. D. E