document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=22738>Question 22738</A>: <I><SPAN STYLE=\"word-break: break-all;\"> PLease Help!\r<BR>\n" );
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document.write( "Larry can destroy a room in 30 minutes, moe can destroy the same room in 40 minutes, but curly can destrot the room in 20 minutes. \"working\" together how long will it take them to destroy the poor room? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #11120 by </B><A HREF=/tutors/aboutme.mpl?userid=Earlsdon><B>Earlsdon(6294)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Earlsdon><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=11120\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Try this:\r<BR>\n" );
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document.write( "If Larry can destroy the room in 30 minutes, he can destroy 1/30 of the room in 1 minute.<BR>\n" );
document.write( "If Moe can destroy the room in 40 minutes, he can destroy 1/40 of the room in 1 minute.<BR>\n" );
document.write( "If Curly can destroy the room in 20 minutes, he can destroy 1/20 of the room in 1 minute.\r<BR>\n" );
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document.write( "So, together, they can destroy <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1%2F30%2B1%2F40%2B1%2F20+=+13%2F120 ALIGN=MIDDLE  ALT=\"1%2F30%2B1%2F40%2B1%2F20+=+13%2F120\"   DISABLED_style= \"max-width:90%; height:auto;\" > of the room in 1 minute. <BR>\n" );
document.write( "Therefore, it will take them <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=120%2F13 ALIGN=MIDDLE  ALT=\"120%2F13\"   DISABLED_style= \"max-width:90%; height:auto;\" > minutes to destroy the room working together.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=120%2F13 ALIGN=MIDDLE  ALT=\"120%2F13\"   DISABLED_style= \"max-width:90%; height:auto;\" >minutes = 9 minutes and 13.8 seconds. </SPAN>\n" );
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