document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=983491>Question 983491</A>: <I><SPAN STYLE=\"word-break: break-all;\"> How long will it take an investment of 12,500 to earn $125 in interest at 4% per year ( use bankers interest </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #604283 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=604283\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\">  How long will it take an investment of 12,500 to earn $125 <BR>\n" );
document.write( "in interest at 4% per year ( use bankers interest)<BR>\n" );
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document.write( "A(t) = P(1+(r/n))^(n*t)<BR>\n" );
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document.write( "12500 + 125 = 12500(1+(0.04/1))^(1*t)<BR>\n" );
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document.write( "1.01 = 1.04^t<BR>\n" );
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document.write( "t = log(1.01)/log(1.04)<BR>\n" );
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document.write( "t = 0.2538 years = 3.04 months<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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