he following are the transactions for the month of July.

		Units			Unit Cost			Unit Selling Price
July 1	Beginning Inventory		55		$	10
July 13	Purchase		275			11
July 25	Sold	(	100	)				$	14
July 31	Ending Inventory		230

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.)