6 1 2 Inventory Costing MethodsPerpetual Method 3 The Buchmann Company uses the pepetual inventory system. The following July data are for an item in Buchmanns inventory: 4 July 1 Beginning inventory 43 units @ $9 per unit 5 10 Purchased 90 units @ $12 per unit 15 Sold 55 units 7 26 Purchased 25 units @ $13 per unit 8 9 Calculate the cost of goods sold for July and ending inventory at July 31 using (a) first-in, first-out, (b) last-in, first-out, and (c) the weighted average cost methods. 10 Note: Round your cost per unit to three decimal places, if needed. Then round your final answers to the nearest dollar. 11 12 13 A. First-in, First-out: Cost of Goods Sold amount $ 14 15 16 17 B. Last-in, Last-out: Cost of Goods Sold amount $ 18 19 20 21 22 23 24 25 26 C. Weighted Average: Cost of Goods Sold amount $