Practice Exercise 2 Monty Corp.uses a periodic inventory system. Its records show the following for the month of May, in which 74 units were sold Date Explanation Inventory Purchase Purchase Tota Units Unit Cost Total Cost May 1 15 24 32 23 37 92 $8 9 10 $256 207 370 $833 Calculate the ending inventory at May 31 using the FIFO, LIFO and average-cost methods. (Round answers to 0 decimal places, e.g. 125.) FIFO LIFO AVERAGE-COST The ending inventory at May 31