Please help. I could not compute FIFO and LIFO

Question 3 View Polldes Show Attempt History Current Attempt in Progress Carla Vista Causes a periodic inventory system. Its records show the following for the month of May, in which 70 units were sold Date Explanation Units 32 Unit Cost $8 May 1 Inventory Total Cost $256 216 Purchase 24 Purchase Total $862 Your answer is correct Calculate the weighted average unit cost. (Round answer to decimal places 5125) Weighted average unit cost $ e Textbook and Media - Your answer is partially correct. Calculate the ending inventory at May 31 using the FIFO, LIFO and average cost methods Husing the FIFO UFO and average cost methods founderstoodecim plese 125) FIFO UFO AVERAGE COST The ending inventory at May 31s eTextbook and Media save for Laser Synced to Grad