Hadley Corporation, which has only one product, has provided the following data concerning its most recent month of operations: Selling price $ 124 Units in beginning inventory 0 Units produced 1,200 Units sold 800 Units in ending inventory 400 Variable costs per unit: Direct materials $ 40 Direct labor $ 29 Variable manufacturing overhead $ 3 Variable selling and administrative expense $ 5 Fixed costs: Fixed manufacturing overhead $ 8,400 Fixed selling and administrative expense $ 13,600 What is the total period cost for the month under variable costing