某队修一条水渠,第一天修了全长的25%,第二天与第三天修的比是7:8,第一天修的比第三天修的少21米,这条...某队修一条水渠,第一天修了全长的25%,第二天与第三天修的比是7:8,第一天修的比第三
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/31 20:59:20
![某队修一条水渠,第一天修了全长的25%,第二天与第三天修的比是7:8,第一天修的比第三天修的少21米,这条...某队修一条水渠,第一天修了全长的25%,第二天与第三天修的比是7:8,第一天修的比第三](/uploads/image/z/448609-49-9.jpg?t=%E6%9F%90%E9%98%9F%E4%BF%AE%E4%B8%80%E6%9D%A1%E6%B0%B4%E6%B8%A0%2C%E7%AC%AC%E4%B8%80%E5%A4%A9%E4%BF%AE%E4%BA%86%E5%85%A8%E9%95%BF%E7%9A%8425%25%2C%E7%AC%AC%E4%BA%8C%E5%A4%A9%E4%B8%8E%E7%AC%AC%E4%B8%89%E5%A4%A9%E4%BF%AE%E7%9A%84%E6%AF%94%E6%98%AF7%3A8%2C%E7%AC%AC%E4%B8%80%E5%A4%A9%E4%BF%AE%E7%9A%84%E6%AF%94%E7%AC%AC%E4%B8%89%E5%A4%A9%E4%BF%AE%E7%9A%84%E5%B0%9121%E7%B1%B3%2C%E8%BF%99%E6%9D%A1...%E6%9F%90%E9%98%9F%E4%BF%AE%E4%B8%80%E6%9D%A1%E6%B0%B4%E6%B8%A0%2C%E7%AC%AC%E4%B8%80%E5%A4%A9%E4%BF%AE%E4%BA%86%E5%85%A8%E9%95%BF%E7%9A%8425%25%2C%E7%AC%AC%E4%BA%8C%E5%A4%A9%E4%B8%8E%E7%AC%AC%E4%B8%89%E5%A4%A9%E4%BF%AE%E7%9A%84%E6%AF%94%E6%98%AF7%3A8%2C%E7%AC%AC%E4%B8%80%E5%A4%A9%E4%BF%AE%E7%9A%84%E6%AF%94%E7%AC%AC%E4%B8%89)
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