3. Metro Co. has the following transaction in its first month of operations. Date 3/2/21 Purchase 2,000@$4.00 Sale 3/15/21 6,000@$4.40 3/19/21 4,000 units@$7.00 3/30/21 2,000@$4.75 Compute the following costs: 1) Cost of goods sold under weighted average cost (periodic). 2) Cost of ending inventory under FIFO (periodic). 3) Cost of goods sold under LIFO (perpetual). 4) Cost of goods sold under LIFO (periodic) 5) Cost of ending inventory under moving average (perpetual). *Show your computations. If not, no credit. Do only what is required. You may lose a point or two for unnecessary