document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1007702>Question 1007702</A>: <I><SPAN STYLE=\"word-break: break-all;\"> oil consumption increase rate =2.2% what is the doubling time? by what factor will oil consumption increase in a decade? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #623553 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=623553\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> oil consumption increase rate =2.2% what is the doubling time? by what factor will oil consumption increase in a decade? <BR>\n" );
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document.write( "Equation:<BR>\n" );
document.write( "Solve for \"x\"::<BR>\n" );
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document.write( "(1.022)^x = 2<BR>\n" );
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document.write( "x = log(2)/log(1.022)<BR>\n" );
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document.write( "x = 31.85 years to double<BR>\n" );
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document.write( "(1.022)^10 = 1.243 <BR>\n" );
document.write( "factor oil consumption will increase by in 10 years = 24%<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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