document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1206440>Question 1206440</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A farmer ploughs his land in 12 days if he uses 5 tractors how long will it take if he uses only 3 tractors  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #843918 by </B><A HREF=/tutors/aboutme.mpl?userid=ikleyn><B>ikleyn(52891)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ikleyn><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=ikleyn><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=843918\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> .<BR>\n" );
document.write( "A farmer ploughs his land in 12 days if he uses 5 tractors <BR>\n" );
document.write( "How long will it take if he uses only 3 tractors ?<BR>\n" );
document.write( "~~~~~~~~~~~~~~~~~~\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
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( "The entire job is 12*5 = 60 tractor-days.\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "With using only 3 tractors, it will take  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=60%2F3 ALIGN=MIDDLE  ALT=\"60%2F3\"   DISABLED_style= \"max-width:90%; height:auto;\" > = 20 days  to complete the job.    <U>ANSWER</U>\r\n" );
document.write( "</PRE>\r<BR>\n" );
document.write( "\n" );
document.write( "Solved &nbsp;(correctly) &nbsp;and the solution is as simple as a cucumber.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "In this form, the solution is accessible to everyone, even to very young beginner students of the 4th grade,<BR>\n" );
document.write( "who already know how to multiply and divide integer numbers, but do not yet know either fractions, <BR>\n" );
document.write( "or proportions, or inverse proportions, or equations. What they need is to develop their common sense.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "----------------------\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "Tutor @greenestamps asks in his post, how one farmer can operate multiple tractors at the same time ?\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "I think that in this problem, it is assumed that a farmer works/acts as a capitalist <BR>\n" );
document.write( "and hires as many tractorists, as it is needed to drive as many tractors as it is required.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "So, it is a very normal and very usual scheme on how things work here, <BR>\n" );
document.write( "so there is no much sense to worry about it . . . \r<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );