Q 6A.7: Fermat Company uses a perpetual inventory system and had 300 units of inventory on hand at January 1 costing $32 each. Purchases during the month of January were as follows: 900 units were sold on Jan. 25. The cost of the ending inventory at January 31 under the LIFO method is Units Unit Cost Jan. 15 400 $33 550 Jan. 29 100 35 Jan. 23 34 A $14,900. B $15,500. $14,750. D $14,400