What are calculation for the above questions? Thanks in advance!

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 by a minus sign.) Case #1 Case #2 Case #3 Case #4 Unit sold 9,000 19,600 5,800 S 279,000 $ $ 197,200 274.400 Sales Variable expenses Fixed expenses Net operating income (loss) Contribution margin per unit 153,000 100,000 316,800 126,000 170,000 31,600 14 78,000 14,800 $ S s 118,000 10 S S