the population of a village increases every year by 5%.at the end of two years the total population of the village was 10000.if 1025 were migrated to others places waht was the population of the village in the beginning?
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Answer:
12540
Step-by-step explanation:
Population after 3 years =
10000 (1 + 10 / 100 ) ( 1 + 20 / 100 ) ( 1 - 5 / 100 )
= 10000 multiply 11 / 10 multiply 6 / 5 multiply 19 / 20
= 12540
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