You have the following information for Waterway Industries for the month ended October 31, 2017. Waterway Industries uses a periodic method for inventory. Date Units Description Beginning inventory Purchase Unit Cost or Selling Price $23 Oct. 1 54 Oct. 9 132 25 Oct. 11 Sale 108 34 Oct. 17 Purchase 103 26 Oct. 22 Sale 55 39 Oct. 25 Purchase 65 28 Oct. 29 Sale 121 39 Calculate ending inventory, cost of goods sold, gross profit under each of the following methods. (1) LIFO. (2) FIFO. (3) Average-cost. (Round answers to O decimal place, e.g. 125.) LIFO FIFO AVERAGE-COST The ending inventory $ 1842 $ $ The cost of goods sold $ 7198 $ Gross profit $ $ ta