document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=388857>Question 388857</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Any knows about this ?<BR>\n" );
document.write( "After a rise in price of petrol, the driven mileage dropped by 6.7% , however the fuel costs increased by 4.5%. By what percentage did the petrol price rise ??<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 #275278 by </B><A HREF=/tutors/aboutme.mpl?userid=josmiceli><B>josmiceli(19441)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josmiceli><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=josmiceli><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=275278\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> To compare price/gallon of petrol, You need too do so for <BR>\n" );
document.write( "an equal number of miles driven, before and after the price<BR>\n" );
document.write( "increase.<BR>\n" );
document.write( "Before, the % ratio of costs to miles driven is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1%2F1 ALIGN=MIDDLE  ALT=\"1%2F1\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "I can call it <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%281-.067%29%2F%281-.067%29+=+.933%2F.933 ALIGN=MIDDLE  ALT=\"%281-.067%29%2F%281-.067%29+=+.933%2F.933\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Afterwards, the cost to miles driven is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=.933+%2B+.045%29%2F.933+=+.978%2F.933 ALIGN=MIDDLE  ALT=\".933+%2B+.045%29%2F.933+=+.978%2F.933\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "The % price rise is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28.978+-+.933%29%2A100+=+4.5 ALIGN=MIDDLE  ALT=\"%28.978+-+.933%29%2A100+=+4.5\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "The price rose 4.5%\r<BR>\n" );
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