document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=468828>Question 468828</A>: <I><SPAN STYLE=\"word-break: break-all;\"> On a 3% railroad grade, at what angle are the rails inclined to the horizontal, and how far does one rise in traveling upward 5000 feet measured along the rails? (The track rise 3 feet for each 100 feet of horizontal distance gained.) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #321657 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=321657\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> On a 3% railroad grade, at what angle are the rails inclined to the horizontal,<BR>\n" );
document.write( "tan^-1(3/100) = 1.7184 degrees<BR>\n" );
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document.write( "and how far does one rise in traveling upward 5000 feet measured along the rails?<BR>\n" );
document.write( "r/5000 = 3/100<BR>\n" );
document.write( "r = 5000(3/100)<BR>\n" );
document.write( "rise = 150 ft<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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document.write( " (The track rise 3 feet for each 100 feet of horizontal distance gained.)<BR>\n" );
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