1-CorpX has 50 units in beginning inventory with a cost of $300. During the year purchases were made as follows: January 15-100 units @ 5.75 per unit June 15- 100 units @ 5.50 per unit October 20-50 units @ 5.00 per unit An inventory count at year end reveals 60 units in ending inventory. Required: 1-what is the ending inventory under: LIFO, FIFO, average cost methods 2- what is the cost of goods sold under: LIFO, FIFO, average cost methods 3- what is the LIFO reserve 4-which method should the company utilize? Why? What is the dollar benefit