If a stairway has a total rise of 8'2" and a riser height of 7", how many risers are in the stairway?

Prepare for the Virginia Residential Building Contractor Test. Utilize flashcards and multiple choice questions, each offering hints and explanations. Equip yourself for success!

To determine the number of risers in a stairway, you divide the total rise of the stairway by the height of each riser. In this scenario, the total rise is 8 feet 2 inches, which can be converted to inches for easier calculations. Since there are 12 inches in a foot, 8 feet corresponds to 96 inches (8 feet x 12 inches/foot) and the additional 2 inches makes the total rise 98 inches (96 + 2 = 98 inches).

Next, to find the number of risers, we take the total rise and divide it by the riser height. With individual riser heights set at 7 inches, the calculation is as follows:

98 inches (total rise) ÷ 7 inches (height of each riser) = 14 risers.

This means there will be 14 risers in the stairway. This approach follows the building code requirements and ensures that the stairway is built to standard specifications for safety and accessibility. Understanding the calculations allows builders to properly design stairs that meet regulations and user needs.

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