Required information Exercise 5-4A (Static) Effect of inventory cost flow (FIFO, LIFO, and weighted average) on gross margin LO 5-1 [The following information applles to the questions displayed below] The following information pertains to Mason Company for Year 2. Ending inventory consisted of 30 units. Mason sold 370 units at $90 each. All purchases and sales were made with cash. Operating expenses amounted to $4,100. Exercise 5-4A (Static) Part a 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.) Required information Exercise 5-4A (Static) Effect of inventory cost flow (FIFO, LIFO, and weighted average) on gross margin LO 5-1 [The following information applies to the questions displayed below] The following information pertains to Mason Company for Year 2. Ending inventory consisted of 30 units. Mason sold 370 units at $90 each. All purchases and sales were made with cash. Operating expenses amounted to $4,100. Exercise 5.4A (Static) Part b b. What is the amount of net income using FIFO, LIFO, and weighted average? (Ignore income tax considerations.) (Round cost per unit to 3 decimal places and final answers to the nearest whole dollar amount.) Required information Exercise 5-4A (Static) Effect of inventory cost flow (FIFO, LIFO, and weighted average) on gross margin LO 5-1 [The following information applies to the questions displayed below.] The following information pertains to Mason Company for Year 2. Ending inventory consisted of 30 units. Mason sold 370 units at $90 each. All purchases and sales were made with cash. Operating expenses amounted to $4,100. Exercise 5-4A (Static) Part c c. Compute the amount of ending inventory using (1) FFO, (2) LIFO, and (3) weighted average. (Round cost per unit to 3 decimal places and final answers to the nearest whole dollar amount.)