Freeman Company uses the periodic inventory system and applied FIFO inventory costing. At the end of the annual accounting period, December 31, 2014, the accounting records in inventory showed: Unit Cost $20 Transactions Beginning inventory, Jan. 1, 2014 Purchase, Feb. I Purchase, May 13 Sale, March 15 (sold at $20 each) Sale, July 31 (sold at $25 cach) Units 300 500 400 (400) (500) Required: Calculate the following: 1. Cost of goods available for sale 2. Ending inventory 3. Cost of goods sold