document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=451907>Question 451907</A>: <I><SPAN STYLE=\"word-break: break-all;\"> find the length of time for $25000 to triple when it is invested at 8% annual interest rate, compounded continuously. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #310697 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=310697\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> find the length of time for $25000 to triple when it is invested at 8% annual interest rate, compounded continuously.<BR>\n" );
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document.write( "A(t) = P*e^(rt)<BR>\n" );
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document.write( "Any amount (P) will triple when e^(0.08t) = 3<BR>\n" );
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document.write( "Take the natural log to get:<BR>\n" );
document.write( "0.08t = ln(3)<BR>\n" );
document.write( "t = [ln(3)]/0.08<BR>\n" );
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document.write( "t = 13.73.. years<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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document.write( " </SPAN>\n" );
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