Question 20 4 pts
16.
Students were studying population changes in history class. You wanted to show off your
math skills and tell them the average rate of change for a specific country. If Country Z had a
population of 12 million in 2002 and 9 million in 2016, what was the average rate of change?
Round your answer to the nearest whole number. Do not include comma(s) in your answer.
Make sure to include a negative sign if applicable.
Rate of change =