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Which is steeper: the boat ramp or a road with a 12% grade? Explain. (Note: Road grade is the vertical increase divided by the horizontal distance)

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  1. 28 May, 06:39
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    Slope = Rise / Run

    Road grade is vertical increase (Rise) divided by the horizontal increase (Run).

    The boat ramp:

    Road Grade (B) = 6 ft / 36 ft = 1/6 = 0.167

    The road:

    Road Grade (R) = 12 % = 0.12

    0.167 > 0.12

    Answer: The boat ramp is steeper.
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