Perpetual Inventory Using FIFO Beginning inventory, purchases, and sales data for Keurig coffee machines are as follows: June 1 6 14 Inventory 50 units at $10 Sale 20 units Purchase 90 units at $11 Sale 60 units Purchase 40 units at $13 Sale 50 units 19 25 30 The business maintains a perpetual inventory system, costing by the first-in, first-out method. Using the chart below, determine the cost of ending inventory. Date Purchases Inventory Sales (Cost of goods) Unit Cost Total Unit Cost Total Unit Cost Total 1-Jun 6-Jun 14-Jun 19-Jun 25-Jun 30-Jun Cost of ending inventory