You have the following information for Vincent Inc. for the month ended October 31, 2014. Vincent uses aperiodic method for inventory.Calculate weighted-average cost per unit $ (Round answer to 3 decimal places) 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.) 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%)