document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=919606>Question 919606</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Suppose that one hose can fill a small pool in 4 hours, and a second hose can fill the pool in 3 hours. <BR>\n" );
document.write( "a) Write an equation whose solution gives the time needed for the hoses, working together, to fill the pool. <BR>\n" );
document.write( "b) Solve the equation in part (a)  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #557842 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39838)</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=557842\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> You are looking for the sum of the rates of the two hoses, and the unit is POOLS per HOUR.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1%2F4%2B1%2F3 ALIGN=MIDDLE  ALT=\"1%2F4%2B1%2F3\"   DISABLED_style= \"max-width:90%; height:auto;\" >, but what you are really asked, is the reciprocal, meaning the TIME to fill 1 pool.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%281%2F%281%2F4%2B1%2F3%29%29 ALIGN=MIDDLE  ALT=\"highlight%281%2F%281%2F4%2B1%2F3%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > HOURS per POOL. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );