document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1031218>Question 1031218</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Sue can collect data from 5 more houses per hour than Joe. It took Sue 2 hours less to collect data from 120 houses than it took Joe to collect data from the same number of houses. What is Joe's rate of collecting data. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #645955 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=645955\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\">  Sue can collect data from 5 more houses per hour than Joe.<BR>\n" );
document.write( "Joe rate = x houses/hour<BR>\n" );
document.write( "Sue rate = (x+5) houses/hour<BR>\n" );
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document.write( " It took Sue 2 hours less to collect data from 120 houses than it took Joe to collect data from the same number of houses. What is Joe's rate of collecting data.<BR>\n" );
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document.write( "Sue time to collect 120 houses:: 120/(x+5)) <BR>\n" );
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document.write( "Joe time to collect 120 houses 120/x) = 120x<BR>\n" );
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document.write( "120/x - 120/(x+5) = 2 hrs<BR>\n" );
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document.write( "120(x+5) - 120x = 2x(x+5)<BR>\n" );
document.write( "600 = 2x^2 + 10x<BR>\n" );
document.write( "x^2 + 5x - 300 = 0<BR>\n" );
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document.write( "x = 15 houses per hour (Joe's rate)<BR>\n" );
document.write( "x+5 = 20 houses per hour (Sue's rate)<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.   </SPAN>\n" );
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