Aaron Corporation, which has only one product, has provided the following data concerning its most recent month of operations: $ 102 Selling price Units in beginning inventory Units produced Units sold Units in ending inventory 0 4,900 4,260 640 Variable costs per unit: Direct materials Direct labor Variable manufacturing overhead Variable selling and administrative expense Fixed costs: Fixed manufacturing overhead Fixed selling and administrative expense $ $ $ 20 41 5 4 $64,200 $ 2,900 The total contribution margin for the month under variable costing is: The total contribution margin for the month under variable costing is: Multiple Choice $69,220 $136,320 $72,120 $153,360