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来源：学生作业帮编辑：搜搜做题作业网作业帮分类：数学作业时间：2024/07/08 09:25:15

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A B两地相距120km 甲乙两车都从A地开往B地甲车比乙车早出发3h 乙车比甲车晚到30min 已知甲乙的速度比为2:3 求甲

设甲乙的速度分别为2x 3x,则有120/2x减120/3x等于3-1/2,解得x=8,所以甲乙的速度分别为16km/h 24km/h

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