Change in Contribution Margin Head Pops Inc. manufactures two models of solar-powered, noise-canceling headphones: Sun Sound and Ear Bling models. The company is operating at less than full capacity. Market research indicates that 33,400 additional Sun Sound and 37,100 additional Ear Bling headphones could be sold. The operating income by unit of product is as follows: Sun Sound Ear Bling Headphones Headphones Sales price $35.30 $55.10 Variable cost of goods sold (19.80) (30.90) Manufacturing margin $15.50 $24.20 Variable selling and administrative expenses (7.10) (11.00) Contribution margin $8.40 $13.20 Fixed manufacturing costs (3.20) (5.00) Operating income $5.20 $8.20 Prepare an analysis indicating the increase or decrease in total profitability if 33,400 additional Sun Sound and 37,100 additional Ear Bling headphones are produced and sold, assuming that there is sufficient capacity for the additional production. Round your per unit answers to two decimal places. Head Pops Inc. Analysis Line Item Description Unit volume increase Contribution margin per unit Increase in profitability Sun Sound Ear Bling Headphones Headphones