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Algebra

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In 2006 population of country was 32.2 million. This represented an increase of 3.6% since 2001. What was population of country in 2001. Round to nearest hundredth of a million.

  • Algebra -

    1.036x = 32.2

    x = 32.2/1.036

    x = ?

  • Algebra -

    I count 5 years

    let the population in 2001 be P
    P(1.036)^5 = 32.2 million
    P = 32.2/1.036^5 = 26.98 million

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