Exercise 8-13 Inventory cost flow methods; periodic system [LO8-1, 8-4] Altira Corporation uses a periodic inventory system. The following information related to its merchandise inventory during the month of August 2018 is available: Aug.1 Inventory on hand10,500 units; cost $8.40 each. 8 Purchased 29,000 units for $7.40 each. 14 Sold 20,500 units for $13.90 each. 18 Purchased 15,500 units for $6.90 each. 25 Sold 19,500 units for $12.90 each. 31 Inventory on hand15,000 units. Required: Determine the inventory balance Altira would report in its August 31, 2018, balance sheet and the cost of goods sold it would report in its August 2018 income statement using each of the following cost flow methods: rev: 10_27_2017_QC_CS-106810