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 4,100 3,000 Sales revenue $20,000 $ 2,400$ $60,000 Variable cost per unit $10 $2 $10 $ Contribution margin 10,000 $800$ Fixed Costs $8,100$ $60,000 $ Net income $600 $ Unit contribution margin Break-even point (units) Margin of safety (units) $ $13 4,000 2,000 100 1,000