Question

The function below shows the number of students of a school who enrolled for ballet classes. Let f(x) represent the total number of students who enrolled for the classes after x years.

f(x) = 12(1.06)x

The average rate of change in the number of students who enrolled for ballet classes from the third to the fifth year is ________students per year.

Round your answer to the nearest whole number.

I got 0.8832...
Do I round up or down (because it's a person)
@robtobey