document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=998598>Question 998598</A>: <I><SPAN STYLE=\"word-break: break-all;\"> At sea level, the boiling point of water is 100 degrees Celsius. At an altitude of 2 km, the boiling point is 93 degrees Celsius. \r<BR>\n" );
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document.write( "A. Write a linear function for the boiling point of water of the altitude above sea level.\r<BR>\n" );
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document.write( "B. Use your function to predict the boiling point of water on top of Mount Everest, which is approximately 8.85 km above sea level. Round to nearest degree. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #616367 by </B><A HREF=/tutors/aboutme.mpl?userid=fractalier><B>fractalier(6550)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=fractalier><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=fractalier><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=616367\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Call the boiling point temperature, T.  It is a function of altitude, a.<BR>\n" );
document.write( "We can then write a linear function as<BR>\n" );
document.write( "T(a) = 100 - 3.5a<BR>\n" );
document.write( "by using the two points (0, 100) and (2, 93).<BR>\n" );
document.write( "For a = 8.85,<BR>\n" );
document.write( "T(8.85) = 100 - (3.5)(8.85) = 69.025 degrees C </SPAN>\n" );
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