Exercise 7-41 Contribution Margin, Unit Amounts, Break-Even Units Information on four independent companies follows. Calculate the correct amount for each question mark. (Note: Round unit dollar amounts and ratios to two decimal places; round break-even units to the nearest whole unit.) Laertes Ophelia Fortinbras Claudius $15,000 s$10,600 Sales Total variable cost 5,00011,700 9,750 Total contribution margin $10,000 3,900 4,000 Total fixed cost 4,452 Operating income (loss 500 S364 $ 848 Units sold Price per unit Variable cost per unit Contribution margin per unit S? 3.00 S S Contribution margin ratio Break-even units 1,300 125 $1 30.00 1,000 $ 5.00 S 9.00 $? 40%