WACC.Eric has another get-rich-quick idea, but needs funding to support it. He chooses an all-debt funding scenario. He will borrow $6,463 from Wendy, who will charge him 5% on the loan. He will also borrow $5,446 from Bebe, who will charge him 7% on the loan, and $2,091 from Shelly, who will charge him 13% on the loan. What is the weighted average cost of capital for Eric?