PROBLEM B: Smith Corporation purchased the following inventory during 2015: Beginning inventory Purchases 2/9/15 Purchases 4/10/15 Purchases 7/6/15 SOLD 375 units 100 units @ s10 200 units a $11 200 units S12 100 units a $13 1. Determine the cost of goods sold using FIFO. 2. Determine the ending inventory using FIFO. 3. Determine the cost of goods sold using LIFO 4. Determine the ending inventory using LIFO. 5. Determine the cost of goods sold using weighted average cost 6. Determine the ending inventory using weighted average cost