Indigo Company uses a periodic inventory system. For April, when the company sold 570 units, the following information is available. Units Unit Cost Total Cost April 1 inventory 250 $28 $ 7,000 April 15 purchase 350 34 11,900 April 23 purchase 400 36 14,400 1,000 $33,300 Compute the April 30 inventory and the April cost of goods sold using the LIFO method. Ending inventory $ Cost of goods sold $