甲、乙两车同时从两地相向开出,甲、乙两车相遇时所行的路程比为4：3,己知甲车行完全程要5小时,乙车时速
甲、乙两车同时从两地相向开出，甲、乙两车相遇时所行的路程比为4：3，己知甲车行完全程要5小时，乙车时速72千米,求甲、乙两地的距离。
人气：432 ℃ 时间：2019-11-15 00:04:19
解答
3÷4＝3/4
5÷3/4＝20/3小时
72×20/3＝480千米.
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