Chapter 6, Problem 6.3BE

To determine

Periodic Inventory System: It is a system in which the inventory is updated in the accounting records on a periodic basis such as at the end of each month, quarter or year. In other words, it is an accounting method which is used to determine the amount of inventory at the end of each accounting period.

Average cost method: In average cost method, the cost of inventory is priced at the average rate of the goods available for sale.

Use the following formula:

$\text{Weighted-average Cost}=\frac{\text{Total Cost of Goods Available For Sale}}{\text{Total number of units Available for Sale}}$

To compute: The ending inventory using average-cost method.