please show steps. i am super confused

You have the following information for Metlock, Inc. for the month ended October 31, 2022. Metlock uses a periodic method for inventory. Date Description Units Unit Cost or Selling Price Oct. 1 Beginning inventory 65 $22 Oct. 9 Purchase Oct. 11 Sale Oct. 17 Purchase Oct. 22 Sale Oct. 25 Purchase Oct. 29 Sale Calculate the weighted average cost. (Round answer to 3 decimal places, e.g. 5.125.) Weighted average cost per unit $ 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 0 decimal place, e.g. 125.) LIFO FIFO AVERAGE-COST I The ending inventory $ 0 A The cost of goods sold 0 0 A Gross profit 0 0 A eTextbook and Media List of Accounts Calculate gross profit rate under each of the following methods. (1) LIFO. (2) FIFO. (3) Average-cost. (Round answers to 1 decimal place, e.g. 51.2%) LIFO FIFO AVERAGE-COST Gross profit rate