Thelen’s inventory records show the following data at January? 31:Beginning inventory Jan. 1 90 units at $5 per unitJan. 10 purchase 270 units at $11 per unitJan. 22 purchase 130 units at $12 per unit At January? 31, 230 units are still on hand. What is the cost of the ending inventory at January 31 if Thelen uses the LIFO? method?