document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1066003>Question 1066003</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The Wong family and the Kelly family each used their sprinklers last summer. The water output rate for the Wong family's sprinkler was <BR>\n" );
document.write( "35L\r<BR>\n" );
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document.write( " per hour. The water output rate for the Kelly family's sprinkler was <BR>\n" );
document.write( "20L\r<BR>\n" );
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document.write( " per hour. The families used their sprinklers for a combined total of <BR>\n" );
document.write( "35\r<BR>\n" );
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document.write( " hours, resulting in a total water output of <BR>\n" );
document.write( "925L\r<BR>\n" );
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document.write( ". How long was each sprinkler used?  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #681171 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39630)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><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=681171\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> This is a constant rates problem exercise.\r<BR>\n" );
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document.write( "<PRE STYLE=\"white-space: pre-wrap; white-space: -moz-pre-wrap; white-space: -pre-wrap; white-space: -o-pre-wrap; word-wrap: break-word;\">\r\n" );
document.write( "                       RATE       TIME(hours       VOLUME(liters)\r\n" );
document.write( "WONG                    35          w                35w\r\n" );
document.write( "KELLY                   20          k                20k\r\n" );
document.write( "TOTAL                               35                925\r\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=system%28w%2Bk=35%2C35w%2B20k=925%29 ALIGN=MIDDLE  ALT=\"system%28w%2Bk=35%2C35w%2B20k=925%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "The volume sum equation simplified,<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=7w%2B4k=185 ALIGN=MIDDLE  ALT=\"7w%2B4k=185\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "From the time sum, k=35-w.  Substitute this.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=7w%2B4%2835-w%29=185 ALIGN=MIDDLE  ALT=\"7w%2B4%2835-w%29=185\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=7w%2B4%2A35-4w=185 ALIGN=MIDDLE  ALT=\"7w%2B4%2A35-4w=185\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3w=185-4%2A35 ALIGN=MIDDLE  ALT=\"3w=185-4%2A35\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3w=45 ALIGN=MIDDLE  ALT=\"3w=45\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%28w=15%29 ALIGN=MIDDLE  ALT=\"highlight%28w=15%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >------------Hours for the Wong's.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%28k=20%29 ALIGN=MIDDLE  ALT=\"highlight%28k=20%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >----------hours for the Kelly's. </SPAN>\n" );
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