Date			Activities	Units Acquired at Cost								Units sold at Retail
Jan.	1		Beginning inventory	210	units	@	$	13.50	=	$	2,835
Jan.	10		Sales										160	units	@	$	22.50
Jan.	20		Purchase	150	units	@	$	12.50	=		1,875
Jan.	25		Sales										180	units	@	$	22.50
Jan.	30		Purchase	320	units	@	$	12.00	=		3,840
			Totals	680	units					$	8,550		340	units

The Company uses a perpetual inventory system. For specific identification, ending inventory consists of 340 units, where 320 are from the January 30 purchase, 5 are from the January 20 purchase, and 15 are from beginning inventory.

Required: 1. Complete the table to determine the cost assigned to ending inventory and cost of goods sold using specific identification. 2. Determine the cost assigned to ending inventory and to cost of goods sold using weighted average. 3. Determine the cost assigned to ending inventory and to cost of goods sold using FIFO. 4. Determine the cost assigned to ending inventory and to cost of goods sold using LIFO.