Multiple choice

A population of city increases 4% but due to emigration decreases 0.5%. What is the percent increase in population after 3 years?

  1. 9.8

  2. 10

  3. 10.5

  4. 10.8

  5. None of these
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Net annual increase is 3.5% (4% - 0.5%). Over 3 years, compound growth gives 1.035³ ≈ 1.1087, meaning 10.87% total increase ≈ 10.8%. This applies compound interest formula with net rate.

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