Rio Coffee Shoppe sells two coffee drinks-a regular coffee and a latte. The two drinks have the following prices and cost characteristics: Sales price (per cup) Variable costs (per cup) Regular Coffee $ 1.50 Latte $ 2.50 0.70 1.30 The monthly fixed costs at Rio are $6,720. Based on experience, the manager at Rio knows that the store sells 60 percent regular coffee and 40 percent lattes. Required: How many cups of regular coffee and lattes must Rio sell every month to break even? Answer is complete but not entirely correct. Regular coffee Break-even Sales in Units 5,520 Lattes 1,380