document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1041335>Question 1041335</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A bucket can be filled in 3 min. by the hot water tap, and 70 sec. by the cold water tap.  Determine time taken to fill the bucket if both taps run with the same pressure as when they are open singly. \r<BR>\n" );
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document.write( "3 min. = 180 sec. \r<BR>\n" );
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document.write( "Let x = time. \r<BR>\n" );
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document.write( "How do I proceed?\r<BR>\n" );
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document.write( "Non-homework question. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #656298 by </B><A HREF=/tutors/aboutme.mpl?userid=josmiceli><B>josmiceli(19441)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josmiceli><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=josmiceli><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=656298\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Rate of filling with hot water tap:<BR>\n" );
document.write( "[ 1 bucket filled ] / [ 3 min ]<BR>\n" );
document.write( "Rate of filling with cold water tap:<BR>\n" );
document.write( "[ 1 bucket filled ] / [ 70/60 min ]<BR>\n" );
document.write( "---------------------------<BR>\n" );
document.write( "Add the 2 rates of filling to get the rate<BR>\n" );
document.write( "with both taps open<BR>\n" );
document.write( "Rate with both taps open:<BR>\n" );
document.write( "[ 1 bucket filled ] / [ t min ]<BR>\n" );
document.write( "---------------------------<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+1%2F3+%2B+1%2F%287%2F6%29+=+1%2Ft+ ALIGN=MIDDLE  ALT=\"+1%2F3+%2B+1%2F%287%2F6%29+=+1%2Ft+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+1%2F3+%2B+6%2F7+=+1%2Ft+ ALIGN=MIDDLE  ALT=\"+1%2F3+%2B+6%2F7+=+1%2Ft+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Multiply both sides by <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+21t+ ALIGN=MIDDLE  ALT=\"+21t+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+7t+%2B+18t+=+21+ ALIGN=MIDDLE  ALT=\"+7t+%2B+18t+=+21+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+25t+=+21+ ALIGN=MIDDLE  ALT=\"+25t+=+21+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+t+=+21%2F25+ ALIGN=MIDDLE  ALT=\"+t+=+21%2F25+\"   DISABLED_style= \"max-width:90%; height:auto;\" > min<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+%28+21%2F25+%29%2A60+=+50.4+ ALIGN=MIDDLE  ALT=\"+%28+21%2F25+%29%2A60+=+50.4+\"   DISABLED_style= \"max-width:90%; height:auto;\" > sec<BR>\n" );
document.write( "---------------------<BR>\n" );
document.write( "the bucket is filled in 50.4 sec <BR>\n" );
document.write( "with both taps open<BR>\n" );
document.write( "-----------------<BR>\n" );
document.write( "check:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+1%2F3+%2B+1%2F%287%2F6%29+=+1%2Ft+ ALIGN=MIDDLE  ALT=\"+1%2F3+%2B+1%2F%287%2F6%29+=+1%2Ft+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+1%2F3+%2B+1%2F%287%2F6%29+=+1%2F.84+ ALIGN=MIDDLE  ALT=\"+1%2F3+%2B+1%2F%287%2F6%29+=+1%2F.84+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+.333+%2B+.8571+=+1.1905+ ALIGN=MIDDLE  ALT=\"+.333+%2B+.8571+=+1.1905+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+1.1904+=+1.1905+ ALIGN=MIDDLE  ALT=\"+1.1904+=+1.1905+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "error due to rounding off </SPAN>\n" );
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