The following three identical units of Item LO3V are purchased during April: April 2 April 15 April 20 Total Average cost per unit Item Beta Units Cost Purchase 1 $191 Purchase 1 194 Purchase 1 197 3 $582 $194 ($5823 units) Assume that one unit is sold on April 27 for $272. Determine the gross profit for April and ending inventory on April 30 using the (a) first-in, first-out (FIFO); (b) last-in, first-out (LIFO); and (c) weighted average cost method. a. First-in, first-out (FIFO) b. Last-in, first-out (LIFO) c. Weighted average cost Gross Profit Ending Inventory