问题
解答题
甲、乙、丙三艘轮船同时从A城向B城出发，一段时间后甲船行了全程的
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答案
甲船还剩
1-
=2 5
；3 5
乙船还剩
1-
=1 2
；1 2
丙船还剩下
1-
=3 4
；1 4
=3 5 12 20
=1 2 10 20
=1 4 5 20
＞12 20
＞10 20
，所以丙船离B城最近．5 20
答：丙船离B城最近．
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甲、乙、丙三艘轮船同时从A城向B城出发，一段时间后甲船行了全程的
|
甲船还剩
1-
=2 5
；3 5
乙船还剩
1-
=1 2
；1 2
丙船还剩下
1-
=3 4
；1 4
=3 5 12 20
=1 2 10 20
=1 4 5 20
＞12 20
＞10 20
，所以丙船离B城最近．5 20
答：丙船离B城最近．
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| Betty: 1 , officer. Can you help me? Policeman: 2 . Betty: Can you tell me 3 to get to the Zoo? Policeman: You should 4 the number 1 railway. Betty: Is there a 5 near here? Policeman: Yes. The station's that 6 . You should take the No. 1 train to Post Office. Betty: Number 1 train to Post Office. Thank you. Policeman: 7 . Good 8 . Remember,the No. 9 train. Betty: Thank you. Policeman: 10 . | ||||
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