Problem 6-5A (Part Level Submission) You are provided with the following information for Koetteritz Inc. for the month ended June 30, 2017. Koetteritz uses the periodic method for inventory. Unit Cost or Description Quantity Selling Price Date June 1 Beginning inventory 41 $39 June 4 Purchase 138 42 June 10 Sale 113 73 June 11 Sale return 13 73 June 18 Purchase 52 45 June 18 Purchase return 45 June 25 Sale 62 79 June 28 Purchase 33 50 (a1) Your answer is correct. Calculate cost per unit. (Round answer to 2 decimal places, e.g. 5.25.) Weighted-average cost per unit 43.07 Click if you would like to Show Work for this question: Open Show Work (a2) Calculate ending inventory, cost of goods sold, gross profit under each of the following methods. (1) LIFO. (2) FIFO. (3) Average-cost. (Round average-cost method answers to 2 decimal places, e.g. 1,250.25 and other answers to 0 decimal places, e.g. 1,250.) LIFO FIFO AVERAGE-COST The ending inventory $ The cost of goods sold $ $ Gross profit $ Click if you would like to Show Work for this question: Open Show Work