Ending inventory consisted of 64 units. Mason sold 542 units at $156 each. All purchases and sales were made with cash. Operating expenses amounted to $4,200. 6.value: 2.50 pointsRequired information 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.) ReferenceseBook & Resources WorksheetDifficulty: 1 EasyLearning Objective: 05-01 Determine the amount of cost of goods sold and ending inventory using the specific identification, FIFO, LIFO, and weighted average cost flow methods. Check my work 7.value: 2.50 pointsRequired information 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 other intermediate answer and final answers to the nearest whole dollar amount.) ReferenceseBook & Resources WorksheetDifficulty: 1 EasyLearning Objective: 05-01 Determine the amount of cost of goods sold and ending inventory using the specific identification, FIFO, LIFO, and weighted average cost flow methods. Check my work 8.value: 2.50 pointsRequired information c. Compute the amount of ending inventory using (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.)