Bears, Inc. began the year with merchandise inventory of 50 sofas that each cost $500. During January, Bears purchased and sold merchandise on account as follows: Jan 5 Purchase 15 sofas @ $515 ea Jan 10 Sale 40 sofas Jan 20 Purchase 20 sofas at $S25 ea Jan 5 Sale 30 sofas Determine the COGS sold and ending inventory values under FIFO, LIFO and weighted average. Additionally determine the inventory method with the highest and lowest COGS as well as the highest and lowest value of ending inventory. You will need to prepare a perpetual inventory records for this