Kose, Inc., has a target debt-equity ratio of 0.74. Its WACC is 11 percent, and the tax rate is 32 percent

Kose, Inc., has a target debt-equity ratio of 0.74. Its WACC is 11 percent, and the tax rate is 32 percent. If Kose’s cost of equity is 14 percent, what is its pretax cost of debt? If instead you know that the aftertax cost of debt is 6 percent, what is the cost of equity?