Sales Mix and Break-Even Analysis Heyden Company has fixed costs of $734,280. The unit selling price, variable cost per unit, and contribution margin per unit for the company's two products follow: Selling Price Variable Cost per Unit Product Model Yankee Zoro $280 200 $160 140 Contribution Margin per Unit $120 60 The sales mix for products Yankee and Zoro is 45% and 55%, respectively. Determine the break-even point in units of Yankee and Zoro. a. Product Model Yankee) units: b. Product Model Zoro units