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 Sales $100,000 $70,000 revenue Contribution $40,000 $30,000 margin Fixed Costs $23,000 Net income $7,000 $6,000 Variable 0.50 0.20 cost ratio Contribution margin ratio Break-even point (dollars) 0.40 $20,000 Margin of safety (dollars) $20,000