求人車從甲地至乙地最少用時? - 拼圖

By Una
at 2009-05-08T13:33
at 2009-05-08T13:33
Table of Contents
http://0rz.tw/cQ0kL 這是今天在報紙看到的新聞
報紙上還有一些題目 底下這題我覺得好難喔 @@”
甲乙兩地相距33km,甲地有97個人和一輛車,
車上可以坐25個人,車行速度55km/h,人行速度5km/h,
人車同時從甲地出發(車可載人來回往返),
最少用時多少所有人可到達乙地?
大陸小學生都訓練這個嗎 \⊙▽⊙/
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By John
at 2009-05-11T00:28
at 2009-05-11T00:28

By Rosalind
at 2009-05-13T09:21
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By Kelly
at 2009-05-22T21:58
at 2009-05-22T21:58
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