Larkspur, Inc. uses a periodic inventory system. Its records show the following for the month of May, in which 80 units were sold. Date Explanation Units Unit Cost Total Cost May 1 Inventory 28 $9 $252 15 Purchase 26 10 260 24 Purchase 39 11 429 Total 93 $941 (a) Your answer is incorrect. Calculate the weighted-average unit cost. (Round answer to 3 decimal places, eg. 5.125) Weighted-average unit cost $ (b) eTextbook and Media Save for Later Attempts: 1 of 5 used Submit Answer The parts of this question must be completed in order. This part will be available when you complete the part above.