document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=233123>Question 233123</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A charter company will provide a plane for a fare of $200 each for 80 or fewer passengers. For each passenger in excess of 80, the fare is decreased by $2.00 per person for everyone. What number of passengers would produce the greatest revenue for the company. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #172102 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=172102\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> A charter company will provide a plane for a fare of $200 each for 80 or fewer passengers. <BR>\n" );
document.write( "For each passenger in excess of 80, the fare is decreased by $2.00 per person for everyone. <BR>\n" );
document.write( "What number of passengers would produce the greatest revenue for the company.<BR>\n" );
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document.write( "Equation:<BR>\n" );
document.write( "Revenue(x) = (80+x)(200-2x)<BR>\n" );
document.write( "R(x) = -2x^2 + 40x + 16000<BR>\n" );
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document.write( "Maximum Revenue occurs when x = -b/2a = -40/(-4) = 10<BR>\n" );
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document.write( "80+10 = 90 would be the number of passengers needed to maximize Revenue.<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );