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23 December, 02:28

A city has a population of 390,000 people. Suppose that each year the population grows by 5.5%. What will the population be after 7 years?

Use the calculator provided and round your answer to the nearest whole number.

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Answers (1)
  1. 23 December, 02:40
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    Exponential growth formula:

    Total = start value x (1 + percentage) ^ time

    Total = 390,000 (1 + 0.055) ^7

    Total = 390,000 (1.055) ^7

    Total = 567,324.87

    Rounded = 567,325
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