Cooke Auto makes and sells batteries. In 2021 , it made 80,000 batteries and sold 64,000 of them, at an average selling price of $80 per unit. The following additional information relates to Cooke Auto for 2021: (Click the icon to view the additional information.) What is Cooke Auto's inventoriable cost per unit using (a) variable costing, and (b) absorption costing? What is Cooke Auto's inventoriable cost per unit using (a) variable costing? What is Cooke Auto's inventoriable cost per unit using (b) absorption costing? Data table