document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=525978>Question 525978</A>: <I><SPAN STYLE=\"word-break: break-all;\"> An airplane descends from 42,000 ft to 18,000 in 12 minutes.  Express its rate of change in altitude in feet per minute as a signed number. (This chapter is discussing integers in multiplication and division.) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #348277 by </B><A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><B>jim_thompson5910(35256)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><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=348277\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> (18000-42000)/12\r<BR>\n" );
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document.write( "(-24000)/12\r<BR>\n" );
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document.write( "-2000\r<BR>\n" );
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document.write( "So the rate of change is -2000 ft/min\r<BR>\n" );
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document.write( "Basically, the plane is descending 2000 feet every minute. </SPAN>\n" );
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