Saved Help Save & CH Beginning 112 units $28 inventory 350 units $42 Units purchased Ending inventory consisted of 40 units. Mason sold 422 units at $84 each. All purchases and sales were made with cash. Operating expenses amounted to $3,300. ok it Required a. Compute the gross margin for Mason Company using the following cost flow assumptions: (1) FIFO, (2) LIFO, and (3) weighted average. (Round cost per unit to 3 decimal places and final answers to the nearest whole dollar amount.) nces Gross Margin FIFO LIFO Weighted average Next 5 of 5 Prev ere to search