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 Variable expenses Fixed expenses Net operating income (loss) Contribution margin ratio (percent) $ 191,000 116,510 51,000 $454,000 $299,000 89,700 466,000 $78,220 $ 111,680$ (13,700) 43 % 83 % KRequired A RequiredB 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 Variable expenses Fixed expenses Net operating income (loss) Contribution margin ratio (percent) $ 191,000 116,510 51,000 $454,000 $299,000 89,700 466,000 $78,220 $ 111,680$ (13,700) 43 % 83 % KRequired A RequiredB