document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=120669>Question 120669</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A train traveled 90 miles in 1in a half hours. At the same rate, how long will take the train to travel 330 miles? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #88540 by </B><A HREF=/tutors/aboutme.mpl?userid=rapaljer><B>rapaljer(4671)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=rapaljer><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=rapaljer><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=88540\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Set up a simple ratio, maybe like this:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%2890+miles%29%2F%281.5hours%29++ ALIGN=MIDDLE  ALT=\"%2890+miles%29%2F%281.5hours%29++\"   DISABLED_style= \"max-width:90%; height:auto;\" >= <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28330+miles%29%2F%28x+hours%29 ALIGN=MIDDLE  ALT=\"%28330+miles%29%2F%28x+hours%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "Do you remember how to solve this?\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a%2Fb=c%2Fd ALIGN=MIDDLE  ALT=\"a%2Fb=c%2Fd\"   DISABLED_style= \"max-width:90%; height:auto;\" > means <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=ad=bc ALIGN=MIDDLE  ALT=\"ad=bc\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "Likewise,<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%2890+miles%29%2F%281.5hours%29=+%28330+miles%29%2F%28x+hours%29 ALIGN=MIDDLE  ALT=\"%2890+miles%29%2F%281.5hours%29=+%28330+miles%29%2F%28x+hours%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > means<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=90x=1.5%2A330 ALIGN=MIDDLE  ALT=\"90x=1.5%2A330\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=90x=495 ALIGN=MIDDLE  ALT=\"90x=495\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x=495%2F90 ALIGN=MIDDLE  ALT=\"x=495%2F90\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x=5.5 ALIGN=MIDDLE  ALT=\"x=5.5\"   DISABLED_style= \"max-width:90%; height:auto;\" > hours\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "Alternate calculation:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%2890+miles%29%2F%281.5hours%29=+%28330+miles%29%2F%28x+hours%29 ALIGN=MIDDLE  ALT=\"%2890+miles%29%2F%281.5hours%29=+%28330+miles%29%2F%28x+hours%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > <BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%2860%29=+%28330+miles%29%2F+%28x+hours%29+ ALIGN=MIDDLE  ALT=\"%2860%29=+%28330+miles%29%2F+%28x+hours%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" > <BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=60x+=+330+ ALIGN=MIDDLE  ALT=\"60x+=+330+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x=+330%2F60=+5.5 ALIGN=MIDDLE  ALT=\"x=+330%2F60=+5.5\"   DISABLED_style= \"max-width:90%; height:auto;\" > hours.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "As always, I have a section on my website that explains this.  To find my website, click on my tutor name \"rapaljer\" anywhere in algebra.com, take the first link which is \"Basic and Intermediate Algebra\", then go to Basic Algebra, Chapter 3, Section 3.08 Ratio and Proportion.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "R^2\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );