document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=221219>Question 221219</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Jenny runs 4 miles in 30 minutes. At the same rate, how many miles would she run in 18 minutes? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #165976 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=165976\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Set up the proportion (or ratio!) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%284+miles%29%2F%2830+min%29=%28x+mi%29%2F%2818+min%29 ALIGN=MIDDLE  ALT=\"%284+miles%29%2F%2830+min%29=%28x+mi%29%2F%2818+min%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "Since <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( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%284+miles%29%2F%2830+min%29=%28x+mi%29%2F%2818+min%29 ALIGN=MIDDLE  ALT=\"%284+miles%29%2F%2830+min%29=%28x+mi%29%2F%2818+min%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > means that <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4%2A18=30%2Ax ALIGN=MIDDLE  ALT=\"4%2A18=30%2Ax\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=72=30x ALIGN=MIDDLE  ALT=\"72=30x\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x=72%2F30=2.4 ALIGN=MIDDLE  ALT=\"x=72%2F30=2.4\"   DISABLED_style= \"max-width:90%; height:auto;\" > mi.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "R^2<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );