lired: ming uses a perpetual inventory system. Determine the costs assigned to ending inventory and to cost of goods sold using FIFO. Determine the costs assigned to ending inventory and to cost of goods soid using LIFO. Compute the gross profit for FIFO method and LIFO method. 2. Vetermine the costs assigned to ending inventory and to cost of goods soid using LIFU. 3. Compute the gross profit for FIFO method and LIFO method. Complete this question by entering your answers in the tabs below. Compute the gross profit for FIFO method and LFO method