View Policies Current Attempt in Progress Pearl Industries uses a periodic Inventory system. Its records show the following for the month of May, in which 76 units were sold. Date Explanation Units Unit Cost Total Cost May 1 Inventory 36 $9 $324 Purchase 24 10 240 24 Purchase 40 440 Total 100 $1,004 15 11 Calculate the weighted average unit cost. (Round answer to 3 decimal places. 5.125) Weighted average unit cost $ Calculate the ending inventory at May 31 using the FIFO LIFO and average-cost methods. (Round answers to decimal places, eg 1250 FIFO LIFO AVERAGE-COST The ending inventory at May 31 $ eTextbook and Media Assistance Used e Textbook Video