Jiffy Wax Corp. Can sell common stock for $15 per share and its investors require a 14 % return. However, the administrative or flotation costs...

Jiffy Wax Corp. Can sell common stock for $15 per share and its investors require a 14 % return. However, the administrative or flotation costs associated with selling the stock amount to $2.40 per share. What is the cost of capital for Jiffy Wax if the corporation raises money by selling preferred stock?