The beginning inventory and purchases of an item for the period were as follows: 
The company uses the periodic system, and there were 15 units in the inventory at the end of the period. Determine the cost of the 15 units in the inventory by each of the following methods, presenting details of your computations: (a) first-in, first-out; (b) last-in, first-out; (c) average cost. Do not round your intermediate calculations. Round your final answer to two decimal places.
Definitions:
Average Revenue
The amount of revenue generated per unit of output sold, calculated by dividing total revenue by the quantity of units sold.
Total Revenue
The total amount of money generated by the sale of goods or services before any costs are subtracted.
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