document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=91052>Question 91052</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I got this one wrong, can anyone enlighten me on how to do it?\r<BR>\n" );
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document.write( "A circus clown at the top of a 60 foot platform is playing catch with another clown on the ground. The clown on the platform drops a ball at the same time as the one on the ground tosses a ball upward at 80 ft/sec. For what length of time is the distance between the balls less than or equal to 10 feet?   </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #66090 by </B><A HREF=/tutors/aboutme.mpl?userid=kev82><B>kev82(151)</B></A><img src=\"/images/stars/stars-09.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=kev82><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=66090\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Hi,<br />\r<BR>\n" );
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document.write( "If you got it wrong then can you show us what you did, and we can figure out if it is just a numerical mistake, or a theoretical mistake.<br />\r<BR>\n" );
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document.write( "The way I approached it was to find a function giving the height of both of the balls at time t. Then I calculated the distance between them in terms of time and solved the inequality Distance(t) <= 10.<br />\r<BR>\n" );
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document.write( "Please post back with your working and someone can help see where your problem is.<br />\r<BR>\n" );
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document.write( "Kev </SPAN>\n" );
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