Using the following information for a periodic inventory system, what is the amount of income from operations? 
Definitions:
Price Decreases
Occurs when the cost of a good or service drops, often due to factors like increased supply, reduced demand, or competitive market pressures.
Substitutes
Goods or services that can be used in place of each other, where the increase in the price of one leads to an increase in demand for the other.
Price Increases
Occurs when the cost of goods or services rises over a period of time.
Demand for Good
Demand for good refers to the quantity of a product or service that consumers are willing and able to purchase at various prices during a given period.
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