document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=268605>Question 268605</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I am having trouble with a work/rate word problem.  Once my \"table\" is set up, I think I can do the math, it's setting up the table that's the problem.\r<BR>\n" );
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document.write( "Two oil pipelines can fill a small tank in 30 minutes. Using one of the pipelines would require 45 minutes to fill the tank.  How long would it take the second pipeline alone to fill the tank?\r<BR>\n" );
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document.write( "I know my rate is activity divided by time.  Would love some help :) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #196812 by </B><A HREF=/tutors/aboutme.mpl?userid=drk><B>drk(1908)</B></A><img src=\"/images/stars/stars-12.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=drk><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=196812\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Here is the equation:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%281%2F45%29%2A30+%2B+%281%2Fx%29%2A30+=+1 ALIGN=MIDDLE  ALT=\"%281%2F45%29%2A30+%2B+%281%2Fx%29%2A30+=+1\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "step 1 - multiply by 45x to get<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=30x+%2B+30%2A45+=+45x ALIGN=MIDDLE  ALT=\"30x+%2B+30%2A45+=+45x\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "step 2 - simplify the left side to get<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1350+%2B+30x+=+45x ALIGN=MIDDLE  ALT=\"1350+%2B+30x+=+45x\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "step 3 - subtract 30x from both sides to get<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1350+=+15x ALIGN=MIDDLE  ALT=\"1350+=+15x\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "divide to get<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x+=+90 ALIGN=MIDDLE  ALT=\"x+=+90\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "The second pipeline takes 90 minutes alone. </SPAN>\n" );
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