(Chapters 11 and 13) Peter's Audio has a yield to maturity on its debt of 7.8 percent, a cost of equity of 12.4 percent, and a cost of preferred stock of 8 percent. The weight of equity is 47.09 percent of debt is 21.97 percent, and of preferred stock is 30.94 percent. If the tax rate is 34 percent, what is the weighted average cost of capital? Will the firm accept an expansion project that has an IRR of 9 percent? (round answer to 2 digit, for example 10.92 percent) 10.03 percent yes 10.03 percent.no 9.75 percent yes 9.45 percent yes 9.45 percent.no