Amsterdam Company uses a periodic inventory system. For April, when the company sold 440 units, the following information is available.

	units	unit cost	toal cost
4/1 inventory	270	$15	$4,050
4/15 purcahse	400	$18	7,200
4/23 purchase	300	$20	6000
	970		$17,250

ompute the April 30 inventory and the April cost of goods sold using the average-cost method. (Round answers to 0 decimal places, e.g. 2,760.)

ending inventory $______

cost of goods sold $______

please show your work.