document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=446383>Question 446383</A>: <I><SPAN STYLE=\"word-break: break-all;\"> If Jill fills a pool with water in 30 min, jack fills a pool with water in 45 min and John fills a pool with water in 1 hour and 30 min. How long will it take if they work together.  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #853331 by </B><A HREF=/tutors/aboutme.mpl?userid=ikleyn><B>ikleyn(53427)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ikleyn><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/cgi-bin/show-face.mpl?user=ikleyn><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=853331\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> .<BR>\n" );
document.write( "If Jill fills a pool with water in 30 min, Jack fills a pool with water in 45 min and John fills a pool <BR>\n" );
document.write( "with water in 1 hour and 30 min. How long will it take if they work together ?<BR>\n" );
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document.write( "&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;I will solve it in more understandable way than @mananth does it in his post.\r<BR>\n" );
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document.write( "Jill makes full job in &nbsp;30 minutes - hence, &nbsp;Jill makes &nbsp;1/30 &nbsp;of the job per minute.\r<BR>\n" );
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document.write( "Jake makes full job in &nbsp;45 minutes - hence, &nbsp;Jake makes &nbsp;1/45 &nbsp;of the job per minute.\r<BR>\n" );
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document.write( "John makes full job in &nbsp;90 minutes - hence, &nbsp;John makes &nbsp;1/90 &nbsp;of the job per minute.\r<BR>\n" );
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document.write( "Working together, &nbsp;they make\r<BR>\n" );
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document.write( "  &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1%2F30 ALIGN=MIDDLE  ALT=\"1%2F30\"   DISABLED_style= \"max-width:90%; height:auto;\" > + <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1%2F45 ALIGN=MIDDLE  ALT=\"1%2F45\"   DISABLED_style= \"max-width:90%; height:auto;\" > + <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1%2F90 ALIGN=MIDDLE  ALT=\"1%2F90\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3%2F90 ALIGN=MIDDLE  ALT=\"3%2F90\"   DISABLED_style= \"max-width:90%; height:auto;\" > + <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2%2F90 ALIGN=MIDDLE  ALT=\"2%2F90\"   DISABLED_style= \"max-width:90%; height:auto;\" > + <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1%2F90 ALIGN=MIDDLE  ALT=\"1%2F90\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=6%2F90 ALIGN=MIDDLE  ALT=\"6%2F90\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1%2F15 ALIGN=MIDDLE  ALT=\"1%2F15\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "of the job per minute.\r<BR>\n" );
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document.write( "Hence, &nbsp;it will take &nbsp;15 minutes for the three participants to complete the job working together.\r<BR>\n" );
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document.write( "&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Solved - hip-hip-hooray &nbsp;(&nbsp;!&nbsp;)\r<BR>\n" );
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