The following data was obtained from the inventory records of Moore Company which started operations on January 1, 2019: .. Jan. 1: 30 units @ $40 May 1: 50 units @ $42 Nov.l: 20 units @ $50 BE . A physical count of the inventory on December 31, 2019 indicated 35 units remain. WEB REQUIRED: Calculate both Cost of Goods Sold and Ending Inventory under the three methods of periodle inventory costing: FIRO LIFO AVERAGE COST