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Mathematics 18 Online
OpenStudy (anonymous):

i have to find the percentage of the grade of the road when the road is 13 feet long and 1 foot high

OpenStudy (radar):

I take this to mean the rise in 13 feet is 1 foot. Wouldn't 1/13 be the values you would work with.

OpenStudy (radar):

About 7.7% grade.

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