英语翻译who is half as old again as Jack(从句中的)出自:Jack is twice a

英语翻译
who is half as old again as Jack(从句中的)
出自:
Jack is twice as old as Bill,who is eight years younger than Ben,who is four years younger than Ted,who is half as old again as Jack.How old is Bill?
也算一下Bill年龄.
thank you!
dazhi958 1年前 已收到1个回答 举报

黑色无语 幼苗

共回答了14个问题采纳率:92.9% 举报

特德的年龄是比杰克大一倍的一半.
杰克的年龄是比尔的两倍,比尔比本小八岁,本比特德小四岁,特德的年龄是比杰克大一倍的一半.
设:Bill为X,那Jack就是2X,关于Ted,大一倍就是两倍的意,然后又一半就是一倍也就是相同的意思,那Ted就是等于Jack也就是2X,Ben比Ted小4所以Ben等于2X-4,同时又比Bill大8岁,所以X+8=2X-4 X就求出来了,得12,所以Bill为12岁.
这是本人的理解,不知对不对.呵

1年前

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