Flint Inc. uses a perpetual inventory system. Its records show the following for the month of May. Date May Explanation Inventory Purchase Sale 1 Units 29 25 Unit Cost $11 12 Total Cost $319 15 300 May May May 18 (49) 43 24 13 Purchase Total 559 $1,178 48 (b) * Your answer is incorrect. Calculate the cast of goods sold for May and the ending inventory at May 31 using the average cost formula (For average, use 3 decimal places, eg, 15.235 in your calculations and round final answers to 2 decimal places, es 5.25.) Cost of goods sold $ 595.07 Ending Inventory $ 582.93 e Textbook and Media