3道思考题1.甲、乙、丙三人,每分钟甲走80米,乙走70米,丙走60米.甲从A地,乙、丙从B地同时出发相向而行,甲和乙相遇后,过15分钟又与丙相遇.问AB两地间的路程是多少千米?2.容器中有某种浓度的
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![3道思考题1.甲、乙、丙三人,每分钟甲走80米,乙走70米,丙走60米.甲从A地,乙、丙从B地同时出发相向而行,甲和乙相遇后,过15分钟又与丙相遇.问AB两地间的路程是多少千米?2.容器中有某种浓度的](/uploads/image/z/8896375-55-5.jpg?t=3%E9%81%93%E6%80%9D%E8%80%83%E9%A2%981.%E7%94%B2%E3%80%81%E4%B9%99%E3%80%81%E4%B8%99%E4%B8%89%E4%BA%BA%2C%E6%AF%8F%E5%88%86%E9%92%9F%E7%94%B2%E8%B5%B080%E7%B1%B3%2C%E4%B9%99%E8%B5%B070%E7%B1%B3%2C%E4%B8%99%E8%B5%B060%E7%B1%B3.%E7%94%B2%E4%BB%8EA%E5%9C%B0%2C%E4%B9%99%E3%80%81%E4%B8%99%E4%BB%8EB%E5%9C%B0%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%E7%94%B2%E5%92%8C%E4%B9%99%E7%9B%B8%E9%81%87%E5%90%8E%2C%E8%BF%8715%E5%88%86%E9%92%9F%E5%8F%88%E4%B8%8E%E4%B8%99%E7%9B%B8%E9%81%87.%E9%97%AEAB%E4%B8%A4%E5%9C%B0%E9%97%B4%E7%9A%84%E8%B7%AF%E7%A8%8B%E6%98%AF%E5%A4%9A%E5%B0%91%E5%8D%83%E7%B1%B3%3F2.%E5%AE%B9%E5%99%A8%E4%B8%AD%E6%9C%89%E6%9F%90%E7%A7%8D%E6%B5%93%E5%BA%A6%E7%9A%84)
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