21 Q5

Need these solved soon, thank you very much in advance.

Contribution Margin by Segment The following data are for Elm Leaf Apparel: East West Sales volume (units): Product XX 8,700 6,100 9,700 12,100 Product YY Sales price: Product XX $21 $24 $20 $22 Product YY Variable cost per unit: Product XX $13 $13 $14 Product YY $14 a. Determine the contribution margin for Product YY. b. Determine the contribution margin for the West Region