The inventory records of Thinkle Company show the following: May 1 Beginning inventory consists of 10 units costing $60 per unit. May 3 Sold 5 units at $100 per unit. May 10 Purchased 14 units at $67 per unit. May 12 Sold 7 units at $120 per unit. May 20 Sold 6 units at $118 per unit. May 25 Purchased 15 units at 74 per unit. May 31 Sold 8 units at $117 per unit. Assume all purchases and sales are made on credit, and that the company uses a perpetual inventory system, Required: Using the FIFO perpetual inventory procedure, prepare the appropriate journal entries for the month of May