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Cost Flow Methods The following three identical units of Item K113 are purchased during April: Units Cost 1 April 2 April 15 April 20 Item Beta Purchase Purchase Purchase 1 $225 229 233 1 Total 3 $687 $229 Average cost per unit ($687 + 3 units) Assume that one unit is sold on April 27 for $298. Determine the gross profit for April and ending Inventory on April 30 using the (nrs: first-out (FFO); (b) lost-in, first-out (LFO); and (c) weighted average cost method Gross Profit Ending Inventory a First-in, first-out (FIFO) b. Last-in, first-out (LIFO) c. Weighted average cost