Please help with a and b boxes all boxes.

Fill in the missing amounts in each of the eight case situations below. Each case is independent of the others. (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.) 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: (For all requirements, Loss amounts should be indicated by a minus sign.) 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: Case #2 Case #3 Case #4 Case #1 8,300 Unit sold 19,700 5,400 Sales $ 355,000 $ 167,400 249,000 $ 107,900 Variable expenses 197,000 Fixed expenses 81,000 171,000 81,000 $ 56,200 $ 122,700 $ (10,800) Net operating income (loss) Contribution margin per unit $ 16 $ 11 Required A Required B > Fill in the missing amounts in each of the eight case situations below. Each case is independent of the others. (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.) 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: (For all requirements, Loss amounts should be indicated by a minus sign.) Complete this question by entering your answers in the tabs below. 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 Sales $ 441,000 $ $ 308,000 Variable expenses 207,000 142,830 53,000 92,400 Fixed expenses 470,000 $ 47,170 $ $ (13,400) Net operating income (loss) Contribution margin ratio (percent) 104,000 82 % 37 % % %