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The population of a municipality before 2 years was 60,000 and the rate of annual growth of population is 2%. If the numbers of in-migrants and out-migrants at the end of 2 years were 750 and 410 respectively and 620 people died within this time interval, find the present population of the municipality.​

User Poplitea
by
6.6k points

2 Answers

4 votes

Answer:

62,144

Explanation:

60,000 x (1 + 2%)^2 : growth in 2 years

+ 750: in migrants

- 410: out migrants

- 620: died

User Robin Watts
by
6.8k points
7 votes

Answer:

62,144

Explanation:


60,000 * (1 + 2\%)^(2)

➡️
= 62,424

In-migrants:

➡️
750 - 410 = 340

now:


62,424 + 340 - 620

➡️
= 62,144

So, the present of the municipality is 62,144

User Alex Khimich
by
7.3k points