document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1157832>Question 1157832</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 	(a) When an aircraft was flying from Singapore to London the temperature outside the <BR>\n" );
document.write( "       the aircraft was -66℃. When the aircraft landed at London airport the temperature <BR>\n" );
document.write( "        was 15℃. Calculate the difference between these temperatures.\r<BR>\n" );
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document.write( "(b) Mr Roy, one of the passengers on the aircraft, travelled from the airport to <BR>\n" );
document.write( "      Cambridge. His journey took 2 hours 50 minutes and he arrived at Cambridge at<BR>\n" );
document.write( "      1:15 a.m. At what time did he leave the airport? (Express your answer in terms of the <BR>\n" );
document.write( "       24-hour clock.)<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 #780726 by </B><A HREF=/tutors/aboutme.mpl?userid=josmiceli><B>josmiceli(19441)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josmiceli><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=josmiceli><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=780726\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> (a)<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+15+-%28-66+%29+=+15+%2B+66+ ALIGN=MIDDLE  ALT=\"+15+-%28-66+%29+=+15+%2B+66+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+15+%2B+66+=+81+ ALIGN=MIDDLE  ALT=\"+15+%2B+66+=+81+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "81 degrees difference<BR>\n" );
document.write( "(b)<BR>\n" );
document.write( "1:15 is 01:15 using a 24 hr clock<BR>\n" );
document.write( "01:15 minus 2 hrs is 23:15 PM<BR>\n" );
document.write( "23:15 minus 15 min is 23:00 PM<BR>\n" );
document.write( "Now subtract <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+50+-+15+=+35+ ALIGN=MIDDLE  ALT=\"+50+-+15+=+35+\"   DISABLED_style= \"max-width:90%; height:auto;\" > more minutes<BR>\n" );
document.write( "23:00 minus 35 min is 22:25<BR>\n" );
document.write( "He left the airport at 22:25<BR>\n" );
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