document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=328583>Question 328583</A>: <I><SPAN STYLE=\"word-break: break-all;\"> In 2005, comsumers recieved, on average, 3253 spam messages. The volume of spam messages per consumer is decreasing exponentially with the exponential decay rate of 13.7% per year. Predict the number of spam messages received per consumer in 2010. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #235387 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=235387\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> In 2005, comsumers recieved, on average, 3253 spam messages. <BR>\n" );
document.write( "The volume of spam messages per consumer is decreasing exponentially with the exponential decay rate of 13.7% per year.<BR>\n" );
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document.write( "A(t) = Ao*0.863^t <BR>\n" );
document.write( "Predict the number of spam messages received per consumer in 2010.<BR>\n" );
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document.write( "A(5) = 3253*0.863^5<BR>\n" );
document.write( "A(5) = 1557.18<BR>\n" );
document.write( "Round up to 1558 in 2010<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( " </SPAN>\n" );
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