Inventory Costing Methods-Periodic Method The Toon Company, which uses the periodic inventory system, has the following records for 2012: Units Unit Cost 100 $55 650 $48 Beginning Inventory Purchases: Jan. 6 July 15 Dec. 28 550 44 200 42 Ending inventory at December 31, 2012, was 350 units. Compute the ending inventory and the cost of goods sold for the year using (a) first-in, first- out, (b) weighted-average cost, and last-in, first- out