[The following information applies to the questions displayed below.] The following information pertains to Mason Company for Year 2: Beginning inventory 152 units @ $ 48 Units purchased 430 units @ $ 72 Ending inventory consisted of 60 units. Mason sold 522 units at $144 each. All purchases and sales were made with cash. Operating expenses amounted to $4,050. 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.)