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29 November, 12:25

1) Twelve years ago Jane was five times as old as Anne. In three years time, Anne will be half Jane's age How old is each girl at the moment

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  1. 29 November, 13:33
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    Step-by-step explanation:

    Twelve years ago Jane was five times as old as Anne.

    J-12=5 (A-12)

    In three years time, Anne will be half of Jane's age.

    A+3=1/2 (J+3)

    Simplify and solve this system of equations:

    J-12=5 (A-12)

    A+3=1/2 (J+3)
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