prepare in excel sheet

3) Contribution Margin, Break-Even Units, Contribution Margin Income Statement, Margin of Safety Zebra Company manufactures custom-designed skins (covers) for iPods'\" and other portable MP3 devices. Variable costs are $10.80 per custom skin, the price is $16, and fixed costs are $66,560. Required: 1. What is the contribution margin for one custom skin? 2. How many custom skins must Zebra Company sell to break even? ' 3. If Zebra Company sells 13,000 custom skins, what is the operating income? 4. Calculate the margin of safety in units and in sales revenue if 13,000 custom skins are sold