Please explain to me how can I calculated the FIFO, LIFO and Average cost?

CALCULATOR Ex Grouper Corp. uses a periodic inventory system. Its records show the following for the month of May, in which 68 units were sold. Date Explanation Units Unit Cost Total Cost May 1 15 24 Inventory Purchase 31 23 Purchase38 92 $9 $279 230 418 $927 10 Total wnaswers to o decimal plices Calculate the ending inventory at May 31 using the FIFO, LIFO and average-cost methods. (Round FIFO LIFO AVERAGE-COST The ending inventory at May 31 Open Show Work Click if you would like to Show Work for this question: VIDEO: SIMILAR EXERCISEVIDEO: APPLIED SKILLS LINK TO TEXT edugen shared assignment/testaglistun1%3Fid%3Dasnm231 251 49623N 100 79 a sons