07-09-2017
Mathematics

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Joan and Jane are sisters. Jean is Joan's daughter and 12 years younger than her aunt. Joan is twice as old as Jean. Four years ago, Joan was the same age as Jane is now, and Jane was twice as old as her niece. How old is Jean?

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donaselders7 donaselders7

07-09-2017

Jane is 16 twices as old as joan

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