Bay Beach Industries wants to maintain their capital structure of 40% debt and 60% equity. The firm's tax rate is 34%. The firm an issue the following securities to finance the investments Bonds: Mortgage bonds can be issued at a pre-tax cost of 90 percent. Debentures can be issued at a pre-tax cost of 11.0 percent. Common Equity: Some retained earnings will be available for investment. In addition, new common stock can be issued at the market price of $50. rotation costs will be $4 per share. The recent common stock dividend win Sa 53 Dividends are expected to grow at 5% in the future. What is the cost of capital using mortgage bonds and internal equity PLEASE INPUT THE ANSWER IN PERCENT ROUNDING IT TO 2 DECIMALS. DO NOT INCLUDE X SIGN, EG. INSTEAD OF 9.99% INPUT 9.99