Mathematics, 28.11.2019 05:31 ayoismeisalex
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?
Answers: 3
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Joan and jane are sisters. jean is joan's daughter and 12 years younger than her aunt. joan is twice...
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