The population of a town increases by 10% every 3
years. If the present population of the town is
72,000. Calculate:
( its population after 6 years,
(1) its population 6 years ago.
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Answer:
increases of population every three years=10%
current population of the town=72,000
population after six years=72,000÷10=7200
7200×2=14400
72000+14400=86,400
population six years ago=72000-14400=57,600.
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