Fill in the missing amounts in each of the four case situations below. Each case is independent of the others. Assume that only one product is being sold in each case situation. (Hint One way to find the missing amounts would be to prepare a contribution format income statement for each case, enter the known data, and then compute the missing items.) (For all requirements, Loss amounts should be indicated by a minus sign.) Complete this question by entering your answers in the tabs below Required Assume that only one product is being sold in each of the four following case situations: | 19,600 Case #1 Case 2 Case #3 Case #4 Unit sold Sales Varlable expenses Fixed expenses Net operating income (loss) Contribution margin per unit 9,600 4,400 145.200 259,200 IS 333.500 274,400 124,800 90,000 180,000 78,000 S (49,500) 109,000 (7,600) 10