# Thread: simple selection problem

1. ## simple selection problem

how many committees of 5 members can be chosen from a group of 8 people??

thank you

2. Originally Posted by pandakrap
how many committees of 5 members can be chosen from a group of 8 people??

thank you
8C5.

3. Originally Posted by pandakrap
how many committees of 5 members can be chosen from a group of 8 people??

thank you
$C(8,5) = \frac{8!}{5! * (8-5)!}$

= $\frac{8!}{5! * (3)!}$

= $\frac{8*7*6*5*4*3*2*1}{5*4*3*2*1 * 3*2*1}$

= $56$