Q. 914.5( 4 Votes )

The population of a town was decreasing every year due to migration, poverty and unemployment. The present population of the town is 6,31,680. Last year the migration was 4% and the year before last, it was 6%. What was the population two years ago?

Answer :

Given that, present population = 631680, last year migration rate = 4% and year before last migration rate = 6%.

Comparing the situation with -

population two years ago = P, present population of town = A, R1 = 4% and R2 = 6%.

P = 700000

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