document.write( "Question 397820: the grade of a highway up a hill is 3% how much change in horizontal distance is there if the vertical height of the hill is 10.5ft? \n" ); document.write( "
Algebra.Com's Answer #281839 by stanbon(75887)\"\" \"About 
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the grade of a highway up a hill is 3% how much change in horizontal distance is there if the vertical height of the hill is 10.5ft?
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\n" ); document.write( "Proportion:
\n" ); document.write( "hor/vert = hor/vert
\n" ); document.write( "x/10.5 = 3/100
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\n" ); document.write( "x = 10.5(100/3)
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\n" ); document.write( "x = 340 ft.
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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