Cornerstone Exercise 6-31 (Algorithmic) Inventory Costing Methods: Periodic LIFO (Appendix 6B) Filimonov Inc. has the following information related to purchases and sales of one of its inventory items: Date Description Units Purchased at Cost Units Sold at Retail June 1 Beginning Inventory Purchase 1 Sale 1 150 units @ $8 = $1,200 200 units @ $12 = $2,400 14 300 units @ $25 22 Purchase 2 250 units @ $14 = $3,500 29 Sale 2 225 units @ $25 Assume that Filimonov uses a periodic inventory system. Required: Calculate the cost of goods sold and the cost of ending inventory using the LIFO inventory costing method. Cost of goods sold Cost of ending inventory