You are provided with the following information for Najera Inc. for the month ended June 30, 2017. Najera uses the periodic method for inventory Unit Cost or Selling Price $38 Quantity Date June Beginning inventory June 4 Purchase June 10 Sale June 11 Sale return June 18 Purchase June 18 Purchase return June 25 Sale June 28 Purchase Description 43 139 109 14 52 69 69 74 48 32 Calculate cost per unit. (Round answer to 2 decimal places, e.g. 5.25.) Weighted-average cost per unit s 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. Use weighted-average unit cost rounded to 2 decimal places for computations.) LIFO FIFO AVERAGE-COST The ending inventory s The cost of goods sold s Gross profit Calculate gross profit rate under each of the following methods. (1) LIFO, (2) FIFO. (3) Average-cost. (Round answers to 1 decimal place, eg. 51.2%.) LIFO FIFO AVERAGE-COST Gross profit rate