document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=313295>Question 313295</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Now, suppose you are entered in a driving contest and you are expected to maintain an average speed of 60 MPH for two miles. Unfortunately, your engine develops a miss, and you can only maintain 30 MPH for the first mile. How fast must you drive the second mile to meet the overall average speed requirement? \r<BR>\n" );
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document.write( "I have tried the obvious answer, 90 mph, and my teacher told me to put on my thinking cap..so </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #224017 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=224017\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Now, suppose you are entered in a driving contest and you are expected to maintain an average speed of 60 MPH for two miles. Unfortunately, your engine develops a miss, and you can only maintain 30 MPH for the first mile. How fast must you drive the second mile to meet the overall average speed requirement? <BR>\n" );
document.write( "I have tried the obvious answer, 90 mph, and my teacher told me to put on my thinking cap..so<BR>\n" );
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document.write( "Figure out the time required to drive the 2 miles if you average 60 mph.<BR>\n" );
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document.write( "Then figure out how much time you have already used indriving the 1st<BR>\n" );
document.write( "mile at 30 mph.<BR>\n" );
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document.write( "Now, how much time do you have left after you drive the 1st mile?<BR>\n" );
document.write( "Hummmmm???/<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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