plz help this urgent question

You have the following information for Waterway Industries for the month ended October 31, 2022. Waterway uses a periodic method for inventory. Calculate the weighted-average cost. (Round answer to 3 decimal places, eg.5.125.) Weighted-average cost per unit eTextbook and Media List of Accounts 3. Your answer is incorrect. Calculate ending inventory, cost of goods sold, gross profit under each of the following methods. Calculate gross profit rate under each of the following methods. (1) LIFO, (2) FIFO, (3) Average-cost. (Round answers to 1 decimal ploce, eg. 51.2\%) Calculate gross profit rate under each of the following methods. (1) LIFO, (2) FIFO, (3) Average-cost. (Round answers to 1 decimal ploce, eg. 51.2\%)