document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=580760>Question 580760</A>: <I><SPAN STYLE=\"word-break: break-all;\"> What are the odds that two people would pick the same seven<BR>\n" );
document.write( "books from a list of 150 books to read? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #371358 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=371358\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> What are the odds that two people would pick the same seven<BR>\n" );
document.write( "books from a list of 150 books to read?<BR>\n" );
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document.write( "The 1st person can pick any 7 books.<BR>\n" );
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document.write( "There are 150C7 = 2.9411 x 10^11 unique sets of 7 books.<BR>\n" );
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document.write( "P(2nd person will pick the same set of 7 books) = 1/(150C7)<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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