document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1073105>Question 1073105</A>: <I><SPAN STYLE=\"word-break: break-all;\">   Ace cruiser line offers an inland waterway cruise to a group of 50 people for a price of R30 per person but it reduces the price person by R0.50 for each additional person above 50.\r<BR>\n" );
document.write( "\n" );
document.write( " Define the revenue functions for the inland waterway cruise: <BR>\n" );
document.write( "1. R(x) = x^2 - 20x + 1500<BR>\n" );
document.write( "2. R(x) = -0.5x^2 + 5x + 1500<BR>\n" );
document.write( "3. R(x) = x^2 + 80x + 1500<BR>\n" );
document.write( "4. R(x) = 0.5x^2 + 55x + 1500<BR>\n" );
document.write( "5. None of the above<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #687933 by </B><A HREF=/tutors/aboutme.mpl?userid=ikleyn><B>ikleyn(52781)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ikleyn><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/cgi-bin/show-face.mpl?user=ikleyn><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=687933\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> .<BR>\n" );
document.write( "The revenue function for this problem was just constructed in\r<BR>\n" );
document.write( "\n" );
document.write( "<A  rel=nofollow HREF=https://www.algebra.com/algebra/homework/Linear-equations/Linear-equations.faq.question.1073097.html>https://www.algebra.com/algebra/homework/Linear-equations/Linear-equations.faq.question.1073097.html</A>\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "https://www.algebra.com/algebra/homework/Linear-equations/Linear-equations.faq.question.1073097.html\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "It is a composite function\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "<PRE STYLE=\"white-space: pre-wrap; white-space: -moz-pre-wrap; white-space: -pre-wrap; white-space: -o-pre-wrap; word-wrap: break-word;\">\r\n" );
document.write( "         x*30                if x <= 50, \r\n" );
document.write( "R(x) =                                   and\r\n" );
document.write( "         x(30-0.5*(x-50))    if x > 50.\r\n" );
document.write( "</PRE>\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "No one of the options 1) - 4) is composite function, so the answer is the option 5).<BR>\n" );
document.write( "</pre>\r<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );