Question

The population of a place increased to 2,205,000 in 2018 at a rate of 5% per annum. Find (i) the population in 2016 (ii) the population in 2020. Give your answer to nearest whole number.


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Answer 1

Answer:

i)

New population =54,000

Time (n)=2 yrs

r=5%

Original population = ?

54000=

(1−

100

5

)

(2)

P

54000=

0.9025

P

P=48735

Population in 2001 was 48,735.

ii)

A=54000(1+

100

5

)

(2)

=54000(1.1025)=59,535

Answer 2

Answer:

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