dillka
Oct 26, 2008, 01:45 PM
How many different selections of 3 cards can be made from 12 face cards?
dillka
Oct 26, 2008, 01:46 PM
Would you do 12 times 12 = 144 selections?
galactus
Oct 26, 2008, 02:17 PM
How many ways can you choose 3 objects from 12? C(n,r)=\frac{n!}{r!(n-r)!}
In your case, n=12 and r=3