Verano Inc. has two business divisionsa software product line and a waste water cleanup product line. The software business has a cost of equity capital of $\%$ and the waste water cleanup business has a cost of equity capital of $\%.$ Verano has$50\%$ of its revenue from software and the rest from the waste water business. Verano is considering a purchase of another company in the waste water business using equity financing. What is the appropriate cost of capital to evaluate the$$ business?