Problem 5-1 5 points The following information pertains to TMoore Company for 2018. Beginning Inventory 1000 units @ Units Purchased 3000 units @ $21 $12 per unit per unit $ 50 per unit a. Ending inventory consisted of 200 units. TMoore sold 3,800 units at All purchases and sales were made with cash. Beginning inventory purchased before year started. REQUIRED Compute the gross margin for TMoore Company using the following cost flow assumptions: (1) FIFO, (2) LIFO, and (3) weighted average. b. What is the dollar value of ending inventory for FIFO and Weighted Average? Determine the cash flow from operating activities in 2018, using each of the three cost flow assumptions listed in Requirement a. Ignore the effect of income taxes. Explain why these cash flows have no differences. c