Shamrock, Inc. uses a periodic inventory system. Its records show the following for the month of May, in which 74 units were sold. Date May 1 Explanation Inventory Purchase Units 33 Unit Cost $9 10 11 15 27 Total Cost $297 270 440 $1,007 24 Purchase 40 Total 100 Calculate the weighted average unit cost. (Round answer to 3 decimal places, e.g. 5.125.) Weighted average unit cost LINK TO TEXT LINK TO VIDEO 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 $ Click if you would like to Show Work for this question: Open Show Work