Respuesta :
					                   Answer=12
The first marble has 4 outcomes, 1/4. The second marble only has 3, since the first one is now gone, 1/3.
1/4*1/3=1/12
12 outcomes
					                
					             The first marble has 4 outcomes, 1/4. The second marble only has 3, since the first one is now gone, 1/3.
1/4*1/3=1/12
12 outcomes
					                   You have 4 marbles and you can get 3 combinaisons of two marbles for each one. 
So 4*3 = 12.
There are 12 outcomes. The answer would be D.
Hope this helps !
Photon
					                
					             So 4*3 = 12.
There are 12 outcomes. The answer would be D.
Hope this helps !
Photon
 
			                   
					                  