QUESTION 13 Under the weighted-average cost flow method, the average cost per unit equals the cost of goods available for sale divided by the number of units available for sale. True OFalse QUESTION 14 A company's gross margin reported on the income statement is not affected by the inventory cost flow method it uses. OTrue eFalse QUESTION 15 A company uses a cost flow method (such as LIFO or FIFO) to allocate product costs between cost of goods sold and beginning inventory. O True OFalse QUESTION 16 A well-designed system of internal controls will eliminate all fraud. OTrue False