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 indicat a minus sign.) Units sold Sales Variable expenses Fixed expenses Net operating income (loss) Contribution margin per unit Case 1 Case 2 Case 3. Case 4 10,000 20,200 $ 290,000 $ 300,300 $ 4,900 171,500 200,000 161,600 90,000 163,000 82,000 $ $ (20,000) $ 10 $ 177,600 $ 6,200 13