Problema Solution
A daily newspaper had 12,125 subscribers when it began publication. Five years later it had 10,100 subscribers. What is the average yearly rate of change in the number of subscribers for the five-year period?
Answer provided by our tutors
(12,125 - 10,100)/5 = 2,025/5 = 405 subscribers per year
The average yearly rate of change is 405 subscribers per year.