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Cost-Volume-Profit Relations: Missing Data Following are data from 4 separate companies. Supply the missing data in each independent case Case 1 Case 2 Case 3 Case 4 Unit Sales 1,000 800 Sales revenue S20,000 s $60,000 Variable cost per unit $10 S3 $11 Contribution margin s $800 s Fixed costs $9,000 s S60,000 400 Net income $400 Unit contribution margin s $16 Break-even point (units) 4.000 2,000 0 Margin of safety units 500 1.000