Fill in the blanks for each of the following independent cases. (Click the icon to view the cases.) (For entries with a $0 balance, make sure to enter "0" in the appropriate cell. Round the contribution margin percentage to the ne Variable Fixed Total Operating Contribution Case Revenues Costs Costs Costs Income Margin Percentage a. $ 300 $ 500 $ 1,500 % b. $ 2,900 $ 200 $ 1,000 % C. $ 1,000 $ 800 $ 1,000 % d. $ 1,400 $ 200 50 % Data table Contribution Case Revenues Variable Fixed Costs Costs Total Operating Margin Costs Income Percentage Case a. $ 300 $ 500 $ 1,500 Case b. 2,900 $ 200 $ 1,000 Case c. $ 1,000 $ 800 1,000 Case d. $ 1,400 $ 200 50% Print Done