document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1009499>Question 1009499</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Antonio and Jeremy work for a plumbing company that was recently awarded a contract to install the plumbing fixtures in a new office complex. There are 12 bathrooms in the building. It takes Jeremy 4 hr longer than Antonio to complete one bathroom. If they work together it takes 8 hr to complete a bathroom. Find the rate at which each individual can complete a bathroom working alone. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #655110 by </B><A HREF=/tutors/aboutme.mpl?userid=jorel555><B>jorel555(1290)</B></A><img src=\"/images/stars/stars-12.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=jorel555><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=655110\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Let 1/n be the amount of work Antonio can do in one hour. Then:<BR>\n" );
document.write( "1/n+1/(n+4)=1/8<BR>\n" );
document.write( "8/n+8/(n+4)=1<BR>\n" );
document.write( "8(n+4)+8n=nē+4n<BR>\n" );
document.write( "nē-12n-32=0<BR>\n" );
document.write( "Using the quadratic formula, we get n=14.246 hrs, and n+4=18.246 hrs. &#9786;&#9786;&#9786;&#9786; </SPAN>\n" );
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