Fred is 24 and twice as old as Ginger was when he was as old as she is now. Question：How old is Gin
Question：How old is Ginger?
人气：316 ℃ 时间：2020-04-06 01:56:58
解答
Gin is 16.
设Gin 现在是x岁,则列得方程为：
2（x-（24-x）））=x
x=16
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