Cornerstone Exercise 6-28 (Algorithmic) (Appendix) Inventory Costing Methods: Periodic Weighted Average cost Filimonov Company 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 150 units $6 = $900 9 Purchase 1 200 units @ $12 - $2,400 14 Sale 1 300 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 average cost method. (Note: Use four decimal places for per-unit calculations and round all other numbers to the nearest dollar) Cost of goods sold Cost of ending inventory