Ok, 60 do both drama and sports, so 85-60=25 only take drama, and 200-60=140 on do sports. Adding, 140, 25, and 40, we get 205- do everything. But, the question is asking, what is the probability, that a student chosen at random is in neither. This is just, 330-205=125. So, 125/330*100=37.87