or each of the following independent cases, determine the missing amounts corresponding to the letters in the chart:

	Case 1	Case 2	Case 3
Beginning inventory	$(a)	$2,350	$2,260
Purchases (net)	5,630	(c)	(e)
Transportation-in	158	502	424
Cost of goods available for sale	7,200	(d)	8,870
Ending inventory	(b)	1,820	1,230
Cost of goods sold	5,560	5,630	(f)