39.0 is the decimal for it
Answer:

Step-by-step explanation:
Unit circle
In order to determine the correct answer, it would be helpful to set up equations. We do as follows:
Let x = students
y = adults
x + y = 215
.50x + 2y = 250
SOlving simultaneously, we have:
x = 120 students
y = 95 adults
Hope this answers the question. Have a nice day.
Answer:
The answer is option 2
Step-by-step explanation:
Working out above
Yes, it would be about 61%.