The annual rate of growth in population of a certain city is 8%. If its present population is 196830, what it was 3 years ago?

Given,


Annual growth rate of population of city = 8%


Present population of city = 196830


Let population of city 3 years ago was = X


So,


=


=


=


Hence,


Population of city 3 years ago was = 156250.


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