If the Slope of a Straight Line Is 4 and If

question 180

Multiple Choice

If the slope of a straight line is 4 and if X (the variable on the horizontal axis) increases by 12, then Y (the variable on the vertical axis) will

• A) decrease by 3.
• B) decrease by 0.33.
• C) increase by 3.
• D) increase by 48.

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Definitions:

Price Elasticity

An evaluation of how shifts in a good's price affect the quantity of it demanded.

Slope

In mathematics, the rate at which a line or curve inclines or declines, calculated as the ratio of the vertical change to the horizontal change between two points on the line.

Demand Curve

A graph showing the relationship between the price of a product and the quantity of the product that consumers are willing and able to purchase at various prices.

Quantity Demanded

The total amount of a good or service that consumers are willing and able to purchase at a specific price level within a certain period.