document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1052849>Question 1052849</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I could use your help with this problem:\r<BR>\n" );
document.write( "\n" );
document.write( "Please show all work. \r<BR>\n" );
document.write( "\n" );
document.write( "(a) The steering committee of Green Solutions consists of 3 committee members. 15 people are interested in serving in the committee. How many different ways can the committee be selected?\r<BR>\n" );
document.write( "\n" );
document.write( "(b) A bike courier needs to make deliveries at 6 different locations. How many different routes can he take? \r<BR>\n" );
document.write( "\n" );
document.write( "Thank you for your help! </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #668155 by </B><A HREF=/tutors/aboutme.mpl?userid=addingup><B>addingup(3677)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=addingup><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=addingup><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=668155\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> nCr = n!/[r!(n-r)!]<BR>\n" );
document.write( "15C3 = 15!/[3!(15-3)!]<BR>\n" );
document.write( "= 15*14*13*12*11*10*9*8*7*6*5*4*3*2*1/[3*2*1*12*11*10*9*8*7*6*5*4*3*2*1<BR>\n" );
document.write( "simplify:<BR>\n" );
document.write( "15*14*13/[3*2*1] = 455 different ways the committee can be selected.<BR>\n" );
document.write( ":<BR>\n" );
document.write( "I don't understand b, I don't know how many ways there are to get to each of the 6 locations.<BR>\n" );
document.write( ":<BR>\n" );
document.write( "John </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );