Inventory information for Part 311 of Metlock Corp. discloses the following information for the month of June. June 1 Balance 296 units @ $13 June 10 Sold 204 units @ $31 11 Purchased 801 units @ $15 15 Sold 495 units @ $32 20 Purchased 501 units @ $17 27 Sold 296 units @ $35 (a) Assuming that the periodic inventory method is used, compute the cost of goods sold and ending inventory under (1) LIFO and (2) FIFO.