Roller Coaster's Has a Cost of Equity of 15

Multiple Choice

Roller Coaster's has a cost of equity of 15.4 percent,a return on assets of 11.3 percent,and a cost of debt of 7.3 percent.There are no taxes.What is the firm's weighted average cost of capital?

A) 7.30 percent
B) 11.20 percent
C) 12.97 percent
D) 15.40 percent
E) Cannot be determined from the information provided.