1/2 is the probability, or 50%. There are 4 teams of S and B n the Y, 2 are B. so its 2/4
Im not sure but it could be 1/14
Answer:

Step-by-step explanation:
The model shows that there are 40 tiles which were divided into 4 per group. This results into 10 groups. That is:

Therefore, the expression modeled by the arrangement of the tiles is 
Which Michael?? There are many many many Michaels in the world
I don't see any answer choices, but because it already gives you x and y, all you have to do is plug them into the equation.
-(5)-(6)+z=0
combine like terms
-11 + z = 0
add 11 to both sides
z = 11 is your answer