(For entries with a $0 balance, make sure to enter "0" in the appropriate cell. Round the contribution margin percentage to the nearest whole percent.) Variable Fixed Total Operating Contribution Margin Percentage Case Revenues Costs Costs Costs Income a. 300 $ 500 $ 1,900 % Data Table - X Variable Costs Fixed Costs Case Contribution Margin Percentage Total Operating Costs Income $ 500 $ 1,900 Revenues Case a. $ 300 Case b. $ 2,800 $ 200 $ 800 1,000 $ 800 $ 1.000 Case c. Case d. $ $ 1,500 $ 200 60% Print Done Enter any number in the edit fields and then cl parts remaining Clear All Check