document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=153487>Question 153487</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Find out how long it takes for an investment of $2500 to double if it is invested at 8% compounded continuously. Use the formula  A=Pe^rt </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #112980 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=112980\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Find out how long it takes for an investment of $2500 to double if it is invested at 8% compounded continuously. Use the formula A=Pe^rt<BR>\n" );
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document.write( "5000 = 2500e^(0.08t)<BR>\n" );
document.write( "2 = e^(0.08t)<BR>\n" );
document.write( "Take the natural log of both sides to get:<BR>\n" );
document.write( "0.08t = ln2<BR>\n" );
document.write( "t = 8.6643... years<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );