document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=138739>Question 138739</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/9780073028729/algebrahomeworkh></A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> One carpenter can complete a kitchen in 8 days.  With the help of another carpenter, they can do the job together in 4 days.  How long would it take the second carpenter if he worked alone? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #101235 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=101235\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> One carpenter can complete a kitchen in 8 days.  With the help of another carpenter, they can do the job together in 4 days.  How long would it take the second carpenter if he worked alone?<BR>\n" );
document.write( "-----------<BR>\n" );
document.write( "1st carpenter DATA:<BR>\n" );
document.write( "Time = 8 days/job ; Rate = 1/8 job/day<BR>\n" );
document.write( "------------------------<BR>\n" );
document.write( "Together DATA:<BR>\n" );
document.write( "Time = 4 days/job ; Rate = 1/4 job/day<BR>\n" );
document.write( "--------------------------<BR>\n" );
document.write( "Other carpenter DATA:<BR>\n" );
document.write( "Time = x days/job ; Rate = 1/x job/day<BR>\n" );
document.write( "----------------------------<BR>\n" );
document.write( "EQUATION:<BR>\n" );
document.write( "rate + rate = together rate<BR>\n" );
document.write( "1/8 + 1/x = 1/4<BR>\n" );
document.write( "1/x = 1/8<BR>\n" );
document.write( "x = 8 days for the other carpenter to complete the job.<BR>\n" );
document.write( "=================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );