Cornerstone Exercise 6-30 Inventory Costing Methods: Periodic FIFO (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 200 units @ $10 = $2,000 June 1 Beginning Inventory 9 Purchase 1 300 units @ $12 = $3,600 400 units @ $25 14 Sale 1 22 Purchase 2 29 Sale 2 250 units @ $14 = $3,500 225 units @ $25 Assume that the company uses a periodic inventory system. Required: Calculate the cost of goods sold and the cost of ending inventory using the FIFO inventory costing method. Cost of goods sold Cost of ending inventory