Assume that only one product is being sold in each of the four following case situations: Case #2 Case #1 Case #3 Case #4 15,000 6,000 Unit sold Sales Variable expenses Fixed expenses Net operating income (loss) Contribution margin per unit 10,000 $ 180,000$ 100,000 $300,000 120,000 70,000 32,000 50,000 100,000 8,000$ 12,000$(10,000) 10 $ 13 Required A Required B Assume that more than one product is being sold in each of the four following case situations: Case #1 Case #2 Case #3 Case #4 $ 500,000 $ 400,000 260,000 100,000 $ 600,000 Sales Variable expenses Fixed expe Net operating income (loss) Contribution margin ratio (percent) 420,000 130,000 nses $ 20,000 $(5,000) 7,000 20% 60% 〈 Required A Required B