Word Problem 15
Problem 15: The population of a town increases by 5% annually and its present population is 9261. The population three years ago was;
a. 8.020 b. 8000 c. 9800 d. 10000
Job Exam math, Entrance exam math —
This is interest based problem and requires interest formula for solution.
Here we assume that;
R=Rate of increase in population=5
T= duration of three years =3
P=population three years ago=?
Putting these values in the formula;
So, the population three years ago was 8000