Peter's Audio Shop has cost of debt of 7 percent, a cost of out of 5 percent and a cost of preferred stock of percent. The m ate rial structure 53% equity, 34% preferred stock and 13 debt. The company's manis 34 percent. What is the weighted average cost of capital for Peter's dis She 06.14 percent 6.54 percent 09.45 percent 9.15 percent 8.60 percent