Answer:
u ok?? 0-o
Step-by-step explanation:
How to get answer by Mimiwhatsup:

Answer:
The attendance was 198 children, 90 students and 99 adults.
Step-by-step explanation:
We define:
c: children attendance
s: students attendance
a: adult attendance
The equation that describes the total ticket sales is:

We also know that the children attendance doubles the adult attendance:

The third equation is the seating capacity, which we assume is full:

We start by replacing variables in two of the equations:

Then, we solve the remaining equation for a:

Then, we solve for the other two equations:

The attendance was 198 children, 90 students and 99 adults.
Okay so 165 kids
10 for 1 instructor
just divide 165 by 10 ?
The answer is 56.5 you take pie times the radius squared