ABC Company uses a periodic inventory system, the following information is available. Units Unit Cost Total Cost 1,000 3,600 200 April 1 inventory April 15 purchase 5 600 6 April 23 purchase 400 8 3,200 7,800 1,200 In April, ABC company sold 400 units Compute the April 30 inventory and the April cost of goods sold using: 1- the average cost method. 2- the FIFO method