someone please help explain this step by step with calculation and reasonings

Required information Use the following information for the Exercises 3.7 below. (Algo) [The following information applics to the questions displayed belovi] Laker Company reported the following January purchases and sales dota for its only product. The Company uses a perpetual inventory system. For specific identification, ending inventofy consists of 385 units from the January 30 purchase, 5 units from the January 20 purchase, and 25 units from beginning inventory. Exercise 5.3 (Algo) Perpetual: Inventory costing methods LOP1 1. Complete the table to determine the cost assigned to ending inventory and cost of goods sold using specificidenbication. Required: 2. Determine the cost assigned to ending inventory and to cost of goods sold using weighted average. 3. Determine the cost assigned to ending to ending inventory and to cost of goods sold using Fifo. 4. Determine the cost assigned to ending inventory and to cost of goods sold using LIFO. Complete this question by entering your answers in the tabs below. 1. Complete the tabke to determine the cost assigned to ending invontory and cost of ugeds sold using specnc identifcuion 2. Determine the cost assigned to ending inventory ard to cost of goods sold using welghed arerage. 3. Dotermine the cost assigned to ending inventory ard to cost of goods sold using FIFG. 4. Determine the cost atsigned to ending inventory and te cost of goods sold using UFO. Complete this question by estering your answers in the tabs belew. Compinte the table to deiermine the cost atwgred te enaisg inventory and cost af gosds sold using seeofic uterefication. Determine the cost assigned to ending inventory and to cost of goods sold using weighted average. (Round cost petr unit te 2 aecimai pliks Heferences betermine the cost assigned to endiva inventory and to cost ef goods sold uning fifo. Determine the cost assigned to ending inventory and to cost of goods sold using LIFO