document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1152573>Question 1152573</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Four workers are building a house. In five days they built half the house. But<BR>\n" );
document.write( "winter is coming and they want to finish building the house in two more days.<BR>\n" );
document.write( "How many friends should the workers call for help, if they do not want to bother<BR>\n" );
document.write( "more people than is necessary?  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #774626 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39618)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><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=774626\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> r, the rate for one worker<BR>\n" );
document.write( "n, the number of extra friends to help\r<BR>\n" );
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document.write( "Four workers are building a house. In five days they built half the house. But<BR>\n" );
document.write( "winter is coming and they want to finish building the house in two more days.<BR>\n" );
document.write( "How many friends should the workers call for help?<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4r%2A5=1%2F2 ALIGN=MIDDLE  ALT=\"4r%2A5=1%2F2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "AND<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%284%2Bn%29r%2A2=1%2F2 ALIGN=MIDDLE  ALT=\"%284%2Bn%29r%2A2=1%2F2\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
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