Skysong Company uses a periodic inventory system. For April, when the company sold 600 units, the following information is available. Units Unit Cost $16 270 April 1 inventory April 15 purchase April 23 purchase 410 19 21 Total Cost $ 4,320 7,790 6,720 $18,830 320 1,000 Compute the April 30 inventory and the April cost of goods sold using the FIFO method. Ending inventory $ Cost of goods sold $