document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=996181>Question 996181</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A fuel filter is in the shape of a right circular cone with height 50cm. Originally the oil filter was full but leak was discovered when the height of the oil in the filter was 20cm. <BR>\n" );
document.write( "What percentage of the original volume of oil leaked out? \r<BR>\n" );
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document.write( "Im completely lost in this question! someone help me!<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 #614718 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><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=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=614718\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> A fuel filter is in the shape of a right circular cone with height 50cm. Originally the oil filter was full but leak was discovered when the height of the oil in the filter was 20cm. <BR>\n" );
document.write( "What percentage of the original volume of oil leaked out? <BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=Vol+=+pi%2Ar%5E2%2Ah%2F3 ALIGN=MIDDLE  ALT=\"Vol+=+pi%2Ar%5E2%2Ah%2F3\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "r and h are linearly related, ie, r = k*h (k is some constant)<BR>\n" );
document.write( "---> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=Vol+=+k%2Ah%5E3 ALIGN=MIDDLE  ALT=\"Vol+=+k%2Ah%5E3\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "---------------<BR>\n" );
document.write( "Leak amount = k*50^3 - k*20^3 = 125000k - 8000k = 117000k<BR>\n" );
document.write( "117000k/125000k = 0.936<BR>\n" );
document.write( "Leaked amount = 93.6%<BR>\n" );
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