document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=163593>Question 163593</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 1.	The cost, in millions of dollars, to remove x % of pollution in a lake modeled by  C = 6,000/200-2(X)<BR>\n" );
document.write( "a.	What is the cost to remove 75% of the pollutant?\r<BR>\n" );
document.write( "\n" );
document.write( "b.	What is the cost to remove 90 % of the pollutant?\r<BR>\n" );
document.write( "\n" );
document.write( "c.	What is the cost to remove 99% of the pollutant?\r<BR>\n" );
document.write( "\n" );
document.write( "d.	For what value is this equation undefined?<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 #120557 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley77><B>checkley77(12844)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley77><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=120557\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 75%,90%,95%,undefined?<BR>\n" );
document.write( "C = 6,000/200-2(X)<BR>\n" );
document.write( "C=6,000/200-2*75<BR>\n" );
document.write( "C=6,000/200-150<BR>\n" );
document.write( "C=6,000/50<BR>\n" );
document.write( "C=120 MILLION.<BR>\n" );
document.write( "C=6,000/200-2*90<BR>\n" );
document.write( "C=6,000/200-180<BR>\n" );
document.write( "C=6,000/20<BR>\n" );
document.write( "C=300 MILLION.<BR>\n" );
document.write( "C=6,000/200-2*95<BR>\n" );
document.write( "C=6,000/200-190<BR>\n" );
document.write( "C=6,000/10<BR>\n" );
document.write( "C=600 MILLION.<BR>\n" );
document.write( "100% RESULTS IN AN UNDEFINED COST.<BR>\n" );
document.write( "C=6,000/200-2*100<BR>\n" );
document.write( "C=6,000/200-200<BR>\n" );
document.write( "C=6,000/0<BR>\n" );
document.write( "DIVIDING BY 0 RESULTS IN AN UNDEFINED ANSWER.\r<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );