View Policies Show Attempt History Current Attempt in Progress Martinez Corp. uses a periodic inventory system. Its records show the following for the month of May, in which 72 units were sold. Date Explanation Units Unit Cost Total Cost May 1 Inventory 35 $9 $315 15 Purchase 25 10 250 24 Purchase 40 11 440 Total 100 $1,005 (a) Your answer is correct. Calculate the weighted average unit cost. (Round answer to 3 decimal places, eg. 5.125) Weighted average unit cost S eTextbook and Media 10.050 Attempts: 1 of 5 used