SOLUTION: The hills 2200 feet long and drops 140 feet -Direction: What's the grade of the hill to the nearest percent? Is a sign needed?

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Question 68384This question is from textbook Geometry
: The hills 2200 feet long and drops 140 feet
-Direction: What's the grade of the hill to the nearest percent? Is a sign needed? This question is from textbook Geometry

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
The hills 2200 feet long and drops 140 feet
-Direction: What's the grade of the hill to the nearest percent? Is a sign needed?
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Grade usually means "grade up" but I guess it could mean "grade down".
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Grade up= 140/2200=0.06363...
Grade down= -140/2200 = -0.6363...
Cheers,
Stan H.