A company purchased merchandise to be resold at increasing costs during the year 2019. The purchases were made at the following costs. 1. What are the number of units and the cost of the goods available for sale? 2. Assuming the LIFO periodic cost flow assumption, what will be the company's cost of goods sold for the 110 items sold in 2019? 3. Assuming the FIFO periodic cost flow assumption, what will be the company's cost of goods sold for the 110 items sold in 2019? 4. Assuming the periodic weighted-average cost flow assumption, what is the company's cost of goods sold for the 120 items sold in 2019? 5. Assuming the LIFO perpetual cost flow assumption, what will be the company's cost of goods sold if 10 units were sold on the last day of each month during the year 2019? 6. Assuming the perpetual moving-average cost flow assumption, what is the company's cost of goods sold for the 110 items sold in 2019? 7. A company's inventory was destroyed in a fire on January 28, 2020. The company's December 31, 2019 inventory had a cost of $40,000. The company's gross profit has consistently been 30% of sales. During January the company purchased merchandise costing $36,000 and sales of $50,000 at regular selling prices. What is the estimated cost of the inventory that was destroyed on January 28, 2020?