Xiong Co. uses a periodic inventory system. Its records show the following for the month of May, in which 85 units were sold.

				Units			Unit Cost			Total Cost
May 1		Inventory		39			$11			$429
15		Purchases		33			14			462
24		Purchases		46			15			690
		Totals		118						$1,581

Compute the ending inventory at May 31 and cost of goods sold using the FIFO and LIFO methods.