document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1066854>Question 1066854</A>: <I><SPAN STYLE=\"word-break: break-all;\"> An elevator has a maximum capacity of 2700 lb. Suppose the average weight of an adult is 180 lb. and the average weight of a child is 60 lb. Let a represent the number of adults and c the number of children riding in the elevator.\r<BR>\n" );
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document.write( "a. Write an inequality that express the number of adults and children who can ride in the elevator without overloading it.\r<BR>\n" );
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document.write( "b. Graph the inequality. (adults or A is x-axes, Children or C is y-axes)\r<BR>\n" );
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document.write( "c. Use the graph to find a combination of adults and children that satisfy the inequality\r<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #682064 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=682064\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> An elevator has a maximum capacity of 2700 lb. Suppose the average weight of an adult is 180 lb. and the average weight of a child is 60 lb. Let a represent the number of adults and c the number of children riding in the elevator. <BR>\n" );
document.write( "a. Write an inequality that express the number of adults and children who can ride in the elevator without overloading it.<BR>\n" );
document.write( "Equation:<BR>\n" );
document.write( "weight + weight <= 2700<BR>\n" );
document.write( "180a + 60c <= 2700<BR>\n" );
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document.write( "b. Graph the inequality. (adults or A is x-axes, Children or C is y-axes)<BR>\n" );
document.write( "C(a) <= -180/60a + 270/6<BR>\n" );
document.write( "C(a) <= -3a + 45<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=graph%28400%2C400%2C-1%2C10%2C-1%2C70%2Cy%3C-3x%2B45%2C-3x%2B45%29 ALIGN=MIDDLE  ALT=\"graph%28400%2C400%2C-1%2C10%2C-1%2C70%2Cy%3C-3x%2B45%2C-3x%2B45%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "c. Use the graph to find a combination of adults and children that satisfy the inequality.  (0,0) would work<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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