Metlock Company uses a periodic inventory system. For April, when the company sold 650 units, the following information is available. Units Unit Cost Total Cost April 1 inventory 310 $20 $6.200 April 15 purchase 390 24 9.360 April 23 purchase 300 26 7,800 1,000 $23,360 Compute the April 30 inventory and the April cost of goods sold using the FIFO method.. Ending inventory $ Cost of goods sold $