A company sells two products, Model 101 and Model 202. For every one unit of Model 101, they sell they sell two units of Model 202. Sales and cost information for Model 101 is a sales price of $25 and a variable cost of $11; Sales and cost information for Model 202 is a sales price of $28 and a variable cost of $7 What is the contribution margin for a composite unit based on the sales mix?

		$14
		$21
		$35
		$56