Amsterdam company uses a periodic inventory system. for april, when the company sold 600 units, the following information is available. units unit cost total cost april 1 inventory 250 $10 $ 2,500 april 15 purchase 400 12 4,800 april 23 purchase 350 13 4,550 1,000 $11,850 compute the april 30 inventory and the april cost of goods sold using the fifo method. ending inventory $ cost of goods sold $ link to text