The inventory records of Kuffel Co. reflected the following information for the year ended December 31, 2019: Unit Cost $ 29 Total Cost $ 4,350 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 Number of Units 150 70 (100) 90 140 (100) 50 (100) 37 36 3,330 5,040 36 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. Cost of goods sold Ending Inventory $ $ FIFO 9,550 $ 7,2101 $ LIFO 10,320 6,440 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