Cheyenne-Mart Centre Inc. opened for business on May 1, and uses a perpetual inventory system. During May, the company had the following purchases and sales for one of its products: Determine the cost of goods sold and cost of ending inventory using (1) FIFO and (2) average cost. (Round Average answers to 2 decimal places, e.3.5.75.) eTextbook and Media Attempts: 0 of 3 used (c) The parts of this question must be completed in order. This part will be avaliable when you complete the part above. (d) The parts of this question must be completed in order. This part will be avalabie when wouc complete the nart aboue