The average is 30 because 36+26+30+28=120 divided by 4 = 30
P(B|A) = P(B), based on your description, it does not indicate any relationship between A and B, so P(B) is irrelevant with P(A)
Answer:
324 teachers
Step-by-step explanation:
3 teachers of every 50 students
__ teachers of 5400 students
so,

therefore,

Answer:
Since both values are negative, it can be found in the 3rd quadrant
<em>Feel free to mark this as brainliest :D</em>