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# A five-student committee must be formed to discuss and plan

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Manager
Joined: 14 Mar 2007
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A five-student committee must be formed to discuss and plan [#permalink]  18 May 2007, 05:18
A five-student committee must be formed to discuss and plan the development of the school’s sporting program. Knowing that each of these five students must be chosen from a group of 10 students, then the possible number of choices is:

(A) 360
(B) 180
(C) 21600
(D) 252
(E) 210
Senior Manager
Joined: 03 May 2007
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10!/(10-5)!*5!=10*9*8*7*6/5*4*3*2=252

VP
Joined: 08 Jun 2005
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same here ! (D)

C(10,5) = (choosing five items out of ten items) = 252

Intern
Joined: 15 Jan 2007
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KillerSquirrel wrote:
same here ! (D)

C(10,5) = (choosing five items out of ten items) = 252

ME TOO . 10C5 ? since no order
Manager
Joined: 18 Apr 2007
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D for me too! Yeah!
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