Altira Corporation provides the following information related to its merchandise inventory during the month of August 2021:

Aug.1	Inventory on hand2,200 units; cost $5.50 each.
8	Purchased 11,000 units for $5.70 each.
14	Sold 8,800 units for $12.20 each.
18	Purchased 6,600 units for $5.80 each.
25	Sold 7,800 units for $11.20 each.
28	Purchased 4,200 units for $5.80 each.
31	Inventory on hand7,400 units.

Required: Using calculations based on a periodic inventory system, determine the inventory balance Altira would report in its August 31, 2021, balance sheet and the cost of goods sold it would report in its August 2021 income statement using each of the following cost flow methods.