Section 4 Inventory Valuation (8 Marks) During January, a company that uses a perpetual inventory system had beginning inventory, purchases, and sales as follows: Date and Description Units Cost per Unit Beginning Inventory 100 15 January 5: Sale 50 January 10: Purchase 70 $13 January 15: 25 January 25: 35 Prepare a schedule to show the cost of goods sold and ending inventory using the FIFO cost flow assumption.