The population of a district in a town is known to increase at a rate proportional to the number of people presently living in the place. If after two years the population has doubled, and after three years the population is 20000, estimate the number of people initially living in the state.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter5: Inverse, Exponential, And Logarithmic Functions
Section: Chapter Questions
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The population of a district in a town is known to increase at a rate proportional to the number  of people presently living in the place. If after two years the population has doubled, and after three years 
the population is 20000, estimate the number of people initially living in the state.

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