Grand Forks Enterprises sells toy airplanes to retailers such as K-Mart and Wal-Mart. Information about inventory is contained in the table below. The company uses a LIFO perpetual inventory system and sells inventory for $5.00 per unit. Determine the ending inventory for the period?

date		# of units	unit cost	total cost
1/1	beginning inventory	2000	2.00	4,000
1/10	sale	1200
1/15	purchase	4000	2.25	9,000
1/20	sale	2500
1/25	purchase	5000	2.40	12,000
1/30	sale	6000

Please explain how you get the answer as 2,725? and show clear steps Thanks for your help.