document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=995206>Question 995206</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A round trip helicopter ride lasted 4 hours and 30 minutes. If the helicopter flew away from the airport at 100 mph and returned at the rate of 50mph, what was its greatest distance from the airport?<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 #614013 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><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=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=614013\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> A round trip helicopter ride lasted 4 hours and 30 minutes. If the helicopter flew away from the airport at 100 mph and returned at the rate of 50mph, what was its greatest distance from the airport?<BR>\n" );
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document.write( "Avg speed of a round trip = 2*r1*r2/(r1 + r2)<BR>\n" );
document.write( "= 2*100*50/150 = 200/3 mi/hr<BR>\n" );
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document.write( "d = r*t = (200/3)*4.5 = 300 mile RT<BR>\n" );
document.write( "--> 150 miles each way<BR>\n" );
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