A manufacturing company that produces a single product has provided the following data concerning its most recent month of operations: Selling price $89 Units in beginning inventory Units produced Units sold Units in ending inventory 0 4,650 4,350 300 Variable costs per unit Direct materials Direct labor Variable manufacturing overhead Variable selling and administrative Fixed costs: Fixed manufacturing overhead Fixed selling and administrative $20 $28 $8 $10 $60,450 $25,400 The total contribution margin for the month under variable costing is Multiple Choice 3143,550 The total contribution margin for the month under variable costing is: Multiple Choice $143,550 $95,700 $100,050 $39,600