The Boxwood Company sells blankets for $30 each. The following was taken from the Inventory records during May. The company had no beginning inventory on May 1 Date Blankets Units Cost May 3 Purchase 10 $15 10 Sale 4 17 Purchase 11 20 Sale 5 23 Sale 2 30 Purchase 10 $18 Assuming that the company uses the perpetual Inventory system, determine the cost of goods sold for the sale of May 20 using the LIFO inventory cost method Ob $180 C570 Od, 528