How Many 7 1/2-Inch Risers Are There in a Flight

question 2

Short Answer

How many 7 1/2-inch risers are there in a flight of stairs when the total rise of the stairs is 12 feet 6 inch?

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Definitions:

Price Elasticity of Demand

A measure of how responsive the quantity demanded of a good is to a change in its price, with higher elasticity indicating greater sensitivity.

Demand

The amount of a product or service that buyers are prepared and capable of buying at different price levels over a specified time frame.

Price Elastic

Price elasticity refers to the degree to which the quantity demanded of a good or service changes in response to a change in its price.

Availability of Substitutes

The presence of alternative products or services that can satisfy the same needs or wants as the original product.