document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=189137>Question 189137</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Please help!\r<BR>\n" );
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document.write( "Barn painting. Jasmine can paint a certain barn by herself in x days. Her helper Mindy can paint the same barn by herself in 2x days. Write a rational expression for the fraction of the barn that they complete in one day by working together. Evaluate the expression for x=5 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #141878 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=141878\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Barn painting. Jasmine can paint a certain barn by herself in x days. Her helper Mindy can paint the same barn by herself in 2x days. Write a rational expression for the fraction of the barn that they complete in one day by working together. Evaluate the expression for x=5<BR>\n" );
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document.write( "Jasmine DATA:<BR>\n" );
document.write( "time = x days/job ; rate = 1/x job/day<BR>\n" );
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document.write( "Minday DATA:<BR>\n" );
document.write( "time = 2x days/job ; rate = 1/2x job/day<BR>\n" );
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document.write( "Write a rational expression for the fraction of the barn that they complete in one day by working together. <BR>\n" );
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document.write( "One day : (1/x) + 1/(2x) = (2x+x)/2x^2 = 3x/2x^2 = 3/2x of the job\r<BR>\n" );
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document.write( "Evaluate the expression for x=5<BR>\n" );
document.write( "If x = 5 : 3/(2x) = 3/10 of the job<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.\r<BR>\n" );
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