甲、乙两人相距27km,若两人同时出发相向而行,则出发后1.5h相遇;若两人仍是相向而行,但甲比乙先出发30min,则乙出发70min后两人相遇,求两人速度.(要画出行程示意图)
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/29 22:56:22
![甲、乙两人相距27km,若两人同时出发相向而行,则出发后1.5h相遇;若两人仍是相向而行,但甲比乙先出发30min,则乙出发70min后两人相遇,求两人速度.(要画出行程示意图)](/uploads/image/z/8433688-40-8.jpg?t=%E7%94%B2%E3%80%81%E4%B9%99%E4%B8%A4%E4%BA%BA%E7%9B%B8%E8%B7%9D27km%2C%E8%8B%A5%E4%B8%A4%E4%BA%BA%E5%90%8C%E6%97%B6%E5%87%BA%E5%8F%91%E7%9B%B8%E5%90%91%E8%80%8C%E8%A1%8C%2C%E5%88%99%E5%87%BA%E5%8F%91%E5%90%8E1.5h%E7%9B%B8%E9%81%87%EF%BC%9B%E8%8B%A5%E4%B8%A4%E4%BA%BA%E4%BB%8D%E6%98%AF%E7%9B%B8%E5%90%91%E8%80%8C%E8%A1%8C%2C%E4%BD%86%E7%94%B2%E6%AF%94%E4%B9%99%E5%85%88%E5%87%BA%E5%8F%9130min%2C%E5%88%99%E4%B9%99%E5%87%BA%E5%8F%9170min%E5%90%8E%E4%B8%A4%E4%BA%BA%E7%9B%B8%E9%81%87%2C%E6%B1%82%E4%B8%A4%E4%BA%BA%E9%80%9F%E5%BA%A6.%EF%BC%88%E8%A6%81%E7%94%BB%E5%87%BA%E8%A1%8C%E7%A8%8B%E7%A4%BA%E6%84%8F%E5%9B%BE%EF%BC%89)
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