document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=235950>Question 235950</A>: <I><SPAN STYLE=\"word-break: break-all;\"> you can ride a bicycle 15 mph. your sister rides 12 mph. you give her a one hour head start. in how many hours will you catch up if neither of you stops? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #173723 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=173723\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> you can ride a bicycle 15 mph. your sister rides 12 mph. you give her a one hour head start. in how many hours will you catch up if neither of you stops?<BR>\n" );
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document.write( "Your DATA:<BR>\n" );
document.write( "rate = 15 mph ; distance = x miles ; time = d/r = x/15 hrs.<BR>\n" );
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document.write( "Sister's DATA:<BR>\n" );
document.write( "rate = 12 mph ; distance = x miles ; time = d/r = x/12<BR>\n" );
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document.write( "Equation:<BR>\n" );
document.write( "her time - your time = 1 hr<BR>\n" );
document.write( "x/12 - x/15 = 1<BR>\n" );
document.write( "Multiply thru by 60 to get:<BR>\n" );
document.write( "5x - 4x = 60<BR>\n" );
document.write( "x = 60 miles<BR>\n" );
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document.write( "Your time to catch up: x/15 = 60/15 = 4 hrs<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );