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 the ending inventory $ the cost of goods sold $ gross profit e textbook 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 you have the following information for splish brothers inc. for the month ended october 31, 2022. splish brothers uses a periodic method for inventory. date description units unit cost or selling price oct. 1 beginning inventory 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 $ 28.5 e textbook and media list of accounts