document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=773181>Question 773181</A>: <I><SPAN STYLE=\"word-break: break-all;\"> How many ways can a group of 7 people be chosen from a class of 15? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #471341 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=471341\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> n C r = (n!)/(r!(n-r)!)\r<BR>\n" );
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document.write( "15 C 7 = (15!)/(7!*(15-7)!)\r<BR>\n" );
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document.write( "15 C 7 = (15!)/(7!*8!)\r<BR>\n" );
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document.write( "15 C 7 = (15*14*13*12*11*10*9*8!)/(7!*8!)\r<BR>\n" );
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document.write( "15 C 7 = (15*14*13*12*11*10*9)/(7!)\r<BR>\n" );
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document.write( "15 C 7 = (15*14*13*12*11*10*9)/(7*6*5*4*3*2*1)\r<BR>\n" );
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document.write( "15 C 7 = (32432400)/(5040)\r<BR>\n" );
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document.write( "15 C 7 = 6435\r<BR>\n" );
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document.write( "Answer: 6435 </SPAN>\n" );
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