Megan Company has foxed costs of $506,300. The unit selling price, variable cost per unit, and contribution margin per unit for the company's two products follow: Selling Price Contribution Margin per Unit Product Model Yankee Zoro $240 320 Variable Cost per Unit $140 180 $100 140 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