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The Cook, Adams, Roadman (CAR) Company plans to build a new car factory. It plans to raise $700M from the sale of 15-year secured bonds, and $300M from a new stock offering. CAR expects to be in the 28% tax bracket next year. If similar bonds are returning 6% per year, and you estimate its cost of equity is 11 %, what is CAR's weighted average cost of capital