Periodic Inventocy Using FIFO, UFO, and Weighted Averape Cout Methods The units of ant item avalsble for sale duning the year were as follows: There are 18 units of the item in the physical impentory at December 31 . The periodic inventory system is used. Determine the inventory cost using the (a) first-in, first-out (FIFO) method; (b) tast-in, first-out (LFO) method; and (c) weighted average cost method (round per-init cost to two decimal places and your final antwer to the nearest whole doliar). Periodic Inventocy Using FIFO, UFO, and Weighted Averape Cout Methods The units of ant item avalsble for sale duning the year were as follows: There are 18 units of the item in the physical impentory at December 31 . The periodic inventory system is used. Determine the inventory cost using the (a) first-in, first-out (FIFO) method; (b) tast-in, first-out (LFO) method; and (c) weighted average cost method (round per-init cost to two decimal places and your final antwer to the nearest whole doliar)