Fill in the missing amounts in each of the eight case situations below. Each case is independent of the others. Required: a. Assume that only one product is being sold in each of the four following case situations: b. Assume that more than one product is being sold in each of the four following case situations: Complete this question by entering your answers in the tabs below. Required A Required B Assume that only one product is being sold in each of the four following case situations: (Loss amounts should be indicated a minus sign.) Unit sold Sales Variable expenses Fixed expenses Net operating income (loss) Contribution margin per unit Case #1 Case #2 Case #3 Case #4 10,000 20,600 4,400 $ 330,000 $ 338,400 $ 140,800 140,000 247,200 98,000 160,000 87,000 $ 23,300 $ 125,000 $ (29,800) $ 13 10