M7-7 to M7-9 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 information applies to the questions displayed below.] The following are the transactions for the month of July. Units Unit Cost Unit Selling Price July 1 Beginning Inventory 50 $ 10 July 13 Purchase 250 13 July 25 Sold (100 ) $ 15 July 31 Ending Inventory 200 M7-9 Calculating Cost of Goods Available for Sale, Ending Inventory, Sales, Cost of Goods Sold, and Gross Profit under Periodic Weighted Average Cost [LO 7-3] Calculate cost of goods available for sale and ending inventory, then sales, cost of goods sold, and gross profit, under 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.)