Blue corp had 2060 units of part M.O on hand May 1 2020, costing $33 each. Purchases of part M.O during May were as follows: May 9/2560 units/$34 each. May 17/4060 units/ $36 each. May 26/1560 units/ $37 each. Using FIFO, LIFO and average cost methods what is the cost of the part M.O. inventory on May 31 2020