There are 12 face cards and 4 aces to choose from. For the first card, the probability of drawing a face is

. Then the probability of drawing an ace second is

.
So the probability of drawing these two particular cards in the given order is
Answer:
7/3
Step-by-step explanation:
We can find the slope of a line given two points by
m = (y2-y1)/ (x2-x1)
= (3--4)/(4-1)
= (3+4)/(4-1)
7/3
I think the teacher would probably pick two boys and one girl