document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1102189>Question 1102189</A>: <I><SPAN STYLE=\"word-break: break-all;\"> there are identified points on a number line. how many possible rays can be drawn using the given points?<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 #716913 by </B><A HREF=/tutors/aboutme.mpl?userid=greenestamps><B>greenestamps(13200)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=greenestamps><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=greenestamps><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=716913\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <br><BR>\n" );
document.write( "The statement of the problem is incomplete.  How many identified points are there on the number line?<br><BR>\n" );
document.write( "And what do you mean by \"can be drawn\"?<br><BR>\n" );
document.write( "On the surface, it seems as though the answer should be that 2 rays can be drawn from each identified point on the number line -- one in each direction.  So for n identified points the number of rays would be 2n.<br><BR>\n" );
document.write( "But since the question is unclear, that might not be what you are looking for.<br><BR>\n" );
document.write( "Suppose there are 3 identified points, A, B, and C in that order, smallest to largest.<br><BR>\n" );
document.write( "Are you counting the ray pointing left from A?  Or do you have to name the ray using the identified points?<br><BR>\n" );
document.write( "And if you need to use the identified points to name the rays, are you counting AB and AC as different rays?<br><BR>\n" );
document.write( "Re-post the question, defining the problem precisely. </SPAN>\n" );
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