document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1083743>Question 1083743</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Alex plans to drive 550 miles from New York to Virginia, driving an average of 50 miles per hour. How many miles per hour faster must he average, while driving, to reduce his total driving time by 1 hour? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #697777 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><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/cgi-bin/show-face.mpl?user=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=697777\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Alex plans to drive 550 miles from New York to Virginia, driving an average of 50 miles per hour. How many miles per hour faster must he average, while driving, to reduce his total driving time by 1 hour?<BR>\n" );
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document.write( "Find the time at 50 mi/hr<BR>\n" );
document.write( "--<BR>\n" );
document.write( "d = r*t<BR>\n" );
document.write( "t = d/r<BR>\n" );
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document.write( "Then find the speed to take 1 hour less.<BR>\n" );
document.write( "d = r*t<BR>\n" );
document.write( "r = d/t<BR>\n" );
document.write( " </SPAN>\n" );
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