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题目
Jack is twice as old as Jill,
but in five years time he will only be one and a half times as old as Jill.How old are Jack and Jill now?

提问时间:2020-08-07

答案
Jack is twice as old as Jill, but in five years time he will only be one and a half times as old as Jill.How old are Jack and Jill now? 杰克的年龄现在是吉尔的两倍, 但五年后他的年龄只是吉尔的一点五...
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