Contribution Margin by Segment The following data are for Cabin Craft Apparel: East West Sales volume (units): Product XX 6,300 6,900 Product YY 5,300 10,900 Sales price: Product XX $20 $18 Product YY $23 $22 Variable cost per unit: Product XX $12 $12 Product YY $14 $14 a. Determine the contribution margin for Product YY. $fill in the blank 1 134,200 b. Determine the contribution margin for the West Region. $fill in the blank 2 128,600