The Tyler Oil Companys capital structure is as follows:

Debt	15	%
Preferred stock	20
Common equity	65

The aftertax cost of debt is 5 percent; the cost of preferred stock is 8 percent; and the cost of common equity (in the form of retained earnings) is 11 percent.

Calculate Tyler Oil Companys weighted average cost of capital in a manner similar to Table 11-1. (Round the final answers to 2 decimal places.)

	Weighted Cost
Debt (Kd)	%
Preferred stock (Kp)
Common equity (Ke) (retained earnings)
Weighted average cost of capital (Ka)	%