Question:

In a particular small town, the population in 1995 was 1200.?

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Ever since then the population has grown by 4% every year. If conditions stay the same, what is the approximate expected population in the year 2000?

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  1. This is a progression so

    1995 = 1200

    x 4% = 48 so

    1996 = 1248

    x 4% = 49.92 (50 to nearest whole number)

    1997 =1298

    x 4% = 52 (to nearest whole number)

    1998 = 1350

    x 4 % = 54

    1999 = 1404

    x 4% = 56 (To nearest whole number

    2000 = 1460


  2. If the population grows by 4% every year from 1995 until 2000, here is the calculation:

    population in 1995: 1200

    population in 1996: 1200+(.04*1200)=1248

    population in 1997: 1248+(.04*1248)=1298

    population in 1998: 1298+(.04*1298)=1350

    population in 1999: 1350+(.04*1350)=1404

    population in 2000: 1404+(1404*.04)=1460

  3. Multiplication:

    .04 is decimal form of 4%

    So if it rose by 4%, then you have to include the 100% already there

    1200 * 1.04= pop in 1996

    pop in 1996 * 1.04 = pop in 1997

    etc.

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