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amsterdam company uses a periodic inventory system. for april, when the company sold 555 units, the following information is available.

units
unit cost
total cost
april 1 inventory 224 $14 $3,136
april 15 purchase 391 17 6,647
april 23 purchase
309
19
5,871
924
$15,654

compute the april 30 inventory and the april cost of goods sold using the lifo method.