Question

I would really appreciate it if someone could help me with this, I will give 5 stars. Thank you so much I really appreciate it.

Answer 1

Answer:

Step-by-step explanation:

a:

21 49 70

46 34 80

67 83 150

b: 34+49=83

c:

total no. of students = 150

no of boys who disapproved = 46

probability = 150/46 = 75/23

hope that helps!