Date				Description		Quantity		Unit Cost or Selling Price
June		1		Beginning inventory		40		$42
June		4		Purchase		138		47
June		10		Sale		111		67
June		11		Sale return		13		67
June		18		Purchase		56		48
June		18		Purchase return		10		48
June		25		Sale		65		72
June		28		Purchase		25		52

Calculate ending inventory, cost of goods sold, gross profit under each of the following methods. (1) LIFO. (2) FIFO. (3) Average-cost.