The resident population of Oklahoma in 1990 was 3.14 million.From 1990 to 2000 the average rate of change in population was 0.21 million people per year.Use these facts to estimate the Oklahoma resident population in 1992.
A) 3.56 million
B) 3.46 million
C) 3.35 million
D) none of the above

Question

The resident population of Oklahoma in 1990 was 3.14 million.From 1990 to 2000 the average rate of change in population was 0.21 million people per year.Use these facts to estimate the Oklahoma resident population in 1992. ​
A) 3.56 million
B) 3.46 million
C) 3.35 million
D) none of the above

Quizplus · Accepted Answer

The average rate of change in population was 0.21 million people per year. So, the population increased by 0.21 million people in 1991 and by another 0.21 million people in 1992. Therefore, the estimated population in 1992 is 3.14 million + 0.21 million + 0.21 million = 3.56 million.

The Resident Population of Oklahoma in 1990 Was 3