Krey Inc., which produces a single product, has provide d the following data for its most recent month of operations: Number of units produced Variable costs per unit: 3,200 Direct materials Direct labor Variable manufacturing overhead Variable selling and administrative expense 40 s25 $ 14 Fixed costs: Fixed manufacturing overhead Fixed selling and administrative expense $256,000 $259,200 There were no beginning or ending inventories. The variable costing unit product cost was Multiple Cholce