$ Cost-Volume-Profit Relations: Missing Data Following are data from 4 separate companies. Supply the missing data in each independent case Case A Case B Case C Case D Unit Sales 1,000 800 Sales revenue $20,000 $ $ $60,000 Variable cost per unit $10 $2 $14 $ Contribution margin $ $800 $ Fixed Costs $7,600 $ $100,000 $ Net income $300 $ $ Unit contribution margin $ $ $19 Break-even point (units) 4,000 2,000 Margin of safety (units) 1,000 $ $ $ A $ 100