please answer al parts of this question with explination and how you got it please and thank you

X 1 Data Table Dec. 3 40 units @ $ 72 each 12 50 units @ $ 90 each 18 30 units @ $ 92 each Print Done O Requirements 1. Determine the ending merchandise inventory and cost of goods sold amounts for the December financial statements using the FIFO, LIFO, and weighted average inventory costing methods. 2. Sales revenue for December totaled $26,000. Compute 25th Century's gross profit for December using each method. 3. Which method will result in the lowest income taxes for 25th Century? Why? Which method will result in the highest net income for 25th Century? Why? Print Done 25th Century Electronic Center began December with 60 units of merchandise inventory that cost $68 each. During December, the store made the following purchases: (Click the icon to view the purchases.) 25th Century uses the periodic inventory system, and the physical count at December 31 indicates that 90 units of merchandise inventory are on hand. Read the requirements Requirement 1. Determine the ending merchandise inventory and cost of goods sold amounts for the December financial statements using the FIFO, LIFO, and weighted-average inventory costing methods. FIFO Ending inventory Cost of goods sold