M7-6 Calculating Cost of Goods Available for Sale. Ending Inventory, Sales, Cost of Goods Sold, and Gross Profit under Periodic FIFO, LIFO, and Weighted Average Cost [LO 7-3] The following are the transactions for the month of July. Unit Units Unit Cost Selling Price July1 Beginning Inventory43 July 13 Purchase July 25 Sold $10 215 (100) $14 July 31 Ending Inventory 158 Calculate cost of goods available for sale and ending inventory, then sales, cost of goods sold, and gross profit, under (a) FIFO, (b) LIFO, and (c) weighted average cost. Assume a periodic inventory system is used. (Round "Cost per Unit" to 2 decimal places and your final answers to nearest whole dollar amount.) (a)FIFO Cost per Total Units Unit Beginning Inventory Purchases July 13 Goods Available for Sale Cost of Goods Sold Total Cost of Goods Sold Ending Inventory