document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=321135>Question 321135</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Steve can mix 20 drinks in 5 minutes. Sue can mix 20 drinks in 10 minutes and Jack can mix 20 drinks in 15 minutes.  How long for all 3 working together to mix the 20 drinks? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #229957 by </B><A HREF=/tutors/aboutme.mpl?userid=ehollins1><B>ehollins1(8)</B></A><img src=\"/images/stars/stars-05.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ehollins1><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=229957\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 20 drinks in 5min equals 4 drinks per minute<BR>\n" );
document.write( "20 drinks in 10min equals 2 drinks per minute<BR>\n" );
document.write( "20 drinks in 15min equals 1.5 drinks per minute<BR>\n" );
document.write( "for a total of 7.5 drinks per minute.<BR>\n" );
document.write( "7.5*3min = 22.5 drinks<BR>\n" );
document.write( "7.5*2min = 15 drinks<BR>\n" );
document.write( "it takes 2.6667min to make 20 drinks with all three working\r<BR>\n" );
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document.write( "=(20/5)+(20/10)+(20/15) <BR>\n" );
document.write( "=4+2+1.5<BR>\n" );
document.write( "=7.5 (total amount of drinks dun per minute for all three bar tenders.)<BR>\n" );
document.write( "20=7.5*x<BR>\n" );
document.write( "20/7.5=(7.5/75.)x<BR>\n" );
document.write( "2.667min=x<BR>\n" );
document.write( "check solution:\r<BR>\n" );
document.write( "\n" );
document.write( "2.6667*7.5 = 20.00025 </SPAN>\n" );
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