Required information M7-7 to M7-9 (Static) Calculating Cost of Goods Avallable 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. M7-9 (Static) Calculating Cost of Goods Avaliable for Sale, Ending Inventory, Sales, Cost of Goods Sold, and Gross Profit under Periodic Weighted Average Cost [LO 7-3] Required: a. Calculate cost of goods available for sale and ending inventory under weighted average cost. Assume a periodic inventory system is used b. Calculate sales, cost of goods sold, and gross proft, under weighted average cost. Assume a periodic inventory system is used. Calculate sales, cost of goods sold, and gros5 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 the nearest whole dollar amount) Calculate cost of goods available for sale and ending inventory under weighted average cost. Assume a periodic inventory system is used. (Round "Cost per Unit" to 2 decimal places.)