Hull Companys record of transactions concerning part X for the month of April was as follows.

Purchases							Sales
April 1	(balance on hand)		490	@	$7.40		April 5		690
4			790	@	7.60		12		590
11			690	@	7.90		27		1,580
18			590	@	7.90		28		150
26			990	@	8.30
30			590	@	8.60		Compute the inventory at April 30 on each of the following bases. Assume that perpetual inventory records are kept in units only. (1) First-in, first-out (FIFO). (2) Last-in, first-out (LIFO). (3) Average-cost.