The following information pertains to Mason Company for Year 2: Beginning inventory Units purchased 90 units 310 units @ @ $40 $45 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. Required a. Compute the gross margin for Mason Company using the following cost flow assumptions: (1) FIFO, (2) LIFO, and (3) weighted average. b. What is the amount of net income using FIFO, LIFO, and weighted average? (Ignore income tax considerations.) c. Determine the cash flow from operating activities, using each of the three cost flow assumptions listed in Requirement a. Ignore the effect of income taxes. Complete this question by entering your answers in the tabs below. Required A Required B Required C 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 2 decimal places and final answers to nearest whole dollar amount.) FIFO LIFO Weighted Average Gross margin Required A Required B Required C What is the amount of net income using FIFO, LIFO, and weighted average? (Ignore income tax considerations.) (Round "CO per unit" to 2 decimal places and final answers to the nearest whole dollar.) FIFO LIFO Weighted Average Net income Required A. Required B Required C. Determine the cash flow from operating activities, using each of the three cost flow assumptions listed in Requirement a. Ignore the effect of income taxes. (Enter cash outflows with a minus sign.) FIFO LIFO Weighted Average Cash flows from operating activities Cash inflow from customers Cash outflow for inventory and expense Net cash flow from operating activities