The inventory records of Kuffel Co. reflected the following information for the year ended December 31, 2019: Number of Units 150 70 (100) Unit Cost $ 30 Total Cost $ 4,500 2,240 32 Date 1/1 1/24 2/22 3/7 4/10 6/11 9/28 12/4 Transaction Beginning inventory Purchase Sale Purchase Purchase Sale Purchase Sale 3,420 4,900 140 (100) 50 (100) 1,800 Required: a. Assume that Kuffel Co. uses a periodic inventory system. Calculate cost of goods sold and ending inventory under FIFO and LIFO. FIFO L IFO Cost of goods sold Ending Inventory b. Assume that Kuffel Co, uses a perpetual inventory system. Calculate cost of goods sold and ending inventory under FIFO and LIFO. FIFO LIFO Cost of goods sold Ending Inventory