The population of a city increases from 1.2 million to 1.5 million in 4 years
MATHEMATICS · Multi-part · A Level · Mathematics · Exponentials and logarithms · Exponentials and logarithms
Problem
The population of a city increases from 1.2 million to 1.5 million in 4 years. Assuming exponential growth,
(i) Determine the annual percentage growth rate, correct to two decimal places.
(ii) Estimate the time (in years, correct to one decimal place) required for the population to reach 2 million.