甲乙两人进行1760米的竞走,最初甲、乙速度的比是11:9,当甲到达中点后,甲、乙速度比变成9:11,那么谁比谁先到达终点几米?
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/15 04:32:28
![甲乙两人进行1760米的竞走,最初甲、乙速度的比是11:9,当甲到达中点后,甲、乙速度比变成9:11,那么谁比谁先到达终点几米?](/uploads/image/z/6156227-11-7.jpg?t=%E7%94%B2%E4%B9%99%E4%B8%A4%E4%BA%BA%E8%BF%9B%E8%A1%8C1760%E7%B1%B3%E7%9A%84%E7%AB%9E%E8%B5%B0%2C%E6%9C%80%E5%88%9D%E7%94%B2%E3%80%81%E4%B9%99%E9%80%9F%E5%BA%A6%E7%9A%84%E6%AF%94%E6%98%AF11%EF%BC%9A9%2C%E5%BD%93%E7%94%B2%E5%88%B0%E8%BE%BE%E4%B8%AD%E7%82%B9%E5%90%8E%2C%E7%94%B2%E3%80%81%E4%B9%99%E9%80%9F%E5%BA%A6%E6%AF%94%E5%8F%98%E6%88%909%EF%BC%9A11%2C%E9%82%A3%E4%B9%88%E8%B0%81%E6%AF%94%E8%B0%81%E5%85%88%E5%88%B0%E8%BE%BE%E7%BB%88%E7%82%B9%E5%87%A0%E7%B1%B3%3F)
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