document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=202985>Question 202985</A>: <I><SPAN STYLE=\"word-break: break-all;\"> An automobile manufacturer is introducing a new fuel-efficient model and estimates the demand for the car as N=54000ln(6t+8)&#61483; where N is the estimated number of cars to be sold and t is the number of years after the car is introduced. When will the demand be 215,000 cars? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #153140 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=153140\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> An automobile manufacturer is introducing a new fuel-efficient model and estimates the demand for the car as N=54000ln(6t+8)&#61483; where N is the estimated number of cars to be sold and t is the number of years after the car is introduced. When will the demand be 215,000 cars?<BR>\n" );
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document.write( "215,000 = 54000*ln(6t+8)<BR>\n" );
document.write( "ln(6t+8) = 0.398<BR>\n" );
document.write( "6t+8 = e^0.398<BR>\n" );
document.write( "6t+8 = 1.4891<BR>\n" );
document.write( "Comment: This doesn't make any sense<BR>\n" );
document.write( "t would be negative, meaning the demand would be 215000<BR>\n" );
document.write( "before the car is introduced.<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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