5 of 9 (3 complete) Score: 0 of 1 pt Question Help E3-21 (similar to) Fill in the blanks for each of the following independent cases (Click the icon to view the cases.) (For entries with a $0 balanco, make sure to enter *o* in the appropriate cell. Round the contribution margin percentage to the nearest whole percent.) Variable Fixed Total Operating Contribution Case Revenues Costs Costs Costs Income Margin Percentage $ 800 s 800 $ 1,500 Data Table Case Caso a Case b. . Contribution Variable Fixed Total Operating Margin Revenues Costs Costs Costs Income Percentago $ 600 $ 800 $ 1,500 $ 2,500 $ 200 $ 900 $ 700 $ 500 $ 700 $ 1,600 $ 200 50% Case c. Case d. Enter & Print Done Check Answer 3 part remaining er entine is based on Horngrer Cost Accounting 16e Part A-D