document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=610590>Question 610590</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 	<BR>\n" );
document.write( "Find the number of ways to purchase 5 different kinds of drinks from a selection of 13 drinks </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #384472 by </B><A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><B>jim_thompson5910(35256)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><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=384472\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> C(n,r) = (n!)/(r!(n-r)!)\r<BR>\n" );
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document.write( "C(13,5) = (13!)/(5!*(13-5)!)\r<BR>\n" );
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document.write( "C(13,5) = (13!)/(5!*8!)\r<BR>\n" );
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document.write( "C(13,5) = (13*12*11*10*9*8!)/(5!*8!)\r<BR>\n" );
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document.write( "C(13,5) = (13*12*11*10*9)/(5!)\r<BR>\n" );
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document.write( "C(13,5) = (13*12*11*10*9)/(5*4*3*2*1)\r<BR>\n" );
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document.write( "C(13,5) = (154440)/(120)\r<BR>\n" );
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document.write( "C(13,5) = 1287\r<BR>\n" );
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document.write( "So there are 1287 ways if order doesn't matter.\r<BR>\n" );
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