The units of an item available for sale during the year were as follows: Jan. 1 Inventory 25 units at $45 Mar. 4 Purchase 15 units at $50 June 7 Purchase 35 units at $58 Nov. 15 Purchase 20 units at $65 There are 30 units of the item in the physical inventory at December 31. The periodic inventory system is used. Determine the ending inventory cost using FIFO.