Delsay Dcor Furniture began June with merchandise inventory of 45 sofas that cost a total of $31,500. During the month, Delsay Dcor purchased and sold merchandise on account as follows: June 7 Purchase 25 sofas @ $750 each 14 Sale 30 sofas @ 1,150 each 18 Purchase 50 sofas @ $775 each 27 Sale 35 sofas @ $1,200 each Required: Compute the ending inventory and cost of goods sold assuming that the following methods are used: 1. FIFO Perpetual 2. Moving Weighted-Average Perpetual 3. LIFO Perpetual