Jack is twice as old as Jill,but in five years time he will only _其他解答

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?

人气：333 ℃　时间：2020-03-06 17:29:24

解答

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...