Question

The population N of students in a school can be modeled with the function N = 1250 – 20y, where y is the number of years since 2000. Which statement is true?

Answer
a.
The student population is decreasing by 20 students/year.
b.
The student population is decreasing by 1250 students/year.
c.
The student population is increasing by 20 students/year.
d.
The student population is increasing by 1250 students/year.