document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=967694>Question 967694</A>: <I><SPAN STYLE=\"word-break: break-all;\"> After driving 120 km, 3/4 of a trip is completed. How long is the trip?<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #591559 by </B><A HREF=/tutors/aboutme.mpl?userid=KMST><B>KMST(5328)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=KMST><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=KMST><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=591559\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> THE FIFTH-GRADER MENTAL MATH SOLUTION:<BR>\n" );
document.write( "If 3 fourths (3/4) is 120 km,<BR>\n" );
document.write( "then 1 fourth (1/4) is 120 km divided by 3, which is 40 km.<BR>\n" );
document.write( "If 40 km is 1/4 of the trip,<BR>\n" );
document.write( "then the entire trip is 4 times that:<BR>\n" );
document.write( "4 times 40 km, which is 160 km.<BR>\n" );
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document.write( "THE FANCY EQUATION ALGEBRA WAY:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x ALIGN=MIDDLE  ALT=\"x\"   DISABLED_style= \"max-width:90%; height:auto;\" >= total trip distance in km.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%283%2F4%29x ALIGN=MIDDLE  ALT=\"%283%2F4%29x\"   DISABLED_style= \"max-width:90%; height:auto;\" >= 3/4 of the total trip distance.<BR>\n" );
document.write( "So, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%283%2F4%29x=120 ALIGN=MIDDLE  ALT=\"%283%2F4%29x=120\"   DISABLED_style= \"max-width:90%; height:auto;\" > is our equation.<BR>\n" );
document.write( "Solving:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%283%2F4%29x=120 ALIGN=MIDDLE  ALT=\"%283%2F4%29x=120\"   DISABLED_style= \"max-width:90%; height:auto;\" > <BR>\n" );
document.write( "Dividing both sides by <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3%2F4 ALIGN=MIDDLE  ALT=\"3%2F4\"   DISABLED_style= \"max-width:90%; height:auto;\" > , (which, as you know,<BR>\n" );
document.write( "is the same as multiplying by the reciprocal fraction, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4%2F3 ALIGN=MIDDLE  ALT=\"4%2F3\"   DISABLED_style= \"max-width:90%; height:auto;\" > )<BR>\n" );
document.write( "we get<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%283%2F4%29x%2F%283%2F4%29=120%2F%283%2F4%29 ALIGN=MIDDLE  ALT=\"%283%2F4%29x%2F%283%2F4%29=120%2F%283%2F4%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > <---> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%284%2F3%29%283%2F4%29x=%284%2F3%29%2A120 ALIGN=MIDDLE  ALT=\"%284%2F3%29%283%2F4%29x=%284%2F3%29%2A120\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x=4%2A120%2F3 ALIGN=MIDDLE  ALT=\"x=4%2A120%2F3\"   DISABLED_style= \"max-width:90%; height:auto;\" > --> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x=4%2A40 ALIGN=MIDDLE  ALT=\"x=4%2A40\"   DISABLED_style= \"max-width:90%; height:auto;\" > --><IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%28x=160%29 ALIGN=MIDDLE  ALT=\"highlight%28x=160%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
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