# who play something is 16+12-5 = 23
# who play nothing is 31-23 = 8
n(u)=31
n(f)=16
n(t)=12
n(fnt)=5
Find the number of students who play at least one of the game and none of the game
1 answer
n(f)=16
n(t)=12
n(fnt)=5
Find the number of students who play at least one of the game and none of the game
1 answer