document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=609904>Question 609904</A>: <I><SPAN STYLE=\"word-break: break-all;\"> how many ways are there to form a group of 5 students out of a class of 25? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #384031 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=384031\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <BR>\n" );
document.write( "C(n,r) = (n!)/(r!(n-r)!)\r<BR>\n" );
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document.write( "C(25,5) = (25!)/(5!*(25-5)!)\r<BR>\n" );
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document.write( "C(25,5) = (25!)/(5!*20!)\r<BR>\n" );
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document.write( "C(25,5) = (25*24*23*22*21*20!)/(5!*20!)\r<BR>\n" );
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document.write( "C(25,5) = (25*24*23*22*21)/(5!)\r<BR>\n" );
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document.write( "C(25,5) = (25*24*23*22*21)/(5*4*3*2*1)\r<BR>\n" );
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document.write( "C(25,5) = (6375600)/(120)\r<BR>\n" );
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document.write( "C(25,5) = 53130\r<BR>\n" );
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document.write( "So there are <font color=\"red\">53130</font> ways. </SPAN>\n" );
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