Answer:
The number of enrollments increased by 5%.
Explanation:
Given that:
Number of students at the beginning of the year = 480
Number of students at the end of the year = 504
Change = 504 - 480 = 24
This indicates increase.
Percent of change =

Percent of change =

Percent of change = 5%
Hence,
The number of enrollments increased by 5%.