有8吨水泥,先用去1/4,后用去1/4吨,一共用去()吨.甲、乙两地之间的公路长320千米,一辆汽车从甲地开往异地,行了全程的3/8.这时距离中点还有多少千米?一件衣服原价300元,8月份先涨价1/10,九月
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![有8吨水泥,先用去1/4,后用去1/4吨,一共用去()吨.甲、乙两地之间的公路长320千米,一辆汽车从甲地开往异地,行了全程的3/8.这时距离中点还有多少千米?一件衣服原价300元,8月份先涨价1/10,九月](/uploads/image/z/8392270-22-0.jpg?t=%E6%9C%898%E5%90%A8%E6%B0%B4%E6%B3%A5%2C%E5%85%88%E7%94%A8%E5%8E%BB1%2F4%2C%E5%90%8E%E7%94%A8%E5%8E%BB1%2F4%E5%90%A8%2C%E4%B8%80%E5%85%B1%E7%94%A8%E5%8E%BB%EF%BC%88%EF%BC%89%E5%90%A8.%E7%94%B2%E3%80%81%E4%B9%99%E4%B8%A4%E5%9C%B0%E4%B9%8B%E9%97%B4%E7%9A%84%E5%85%AC%E8%B7%AF%E9%95%BF320%E5%8D%83%E7%B1%B3%2C%E4%B8%80%E8%BE%86%E6%B1%BD%E8%BD%A6%E4%BB%8E%E7%94%B2%E5%9C%B0%E5%BC%80%E5%BE%80%E5%BC%82%E5%9C%B0%2C%E8%A1%8C%E4%BA%86%E5%85%A8%E7%A8%8B%E7%9A%843%2F8.%E8%BF%99%E6%97%B6%E8%B7%9D%E7%A6%BB%E4%B8%AD%E7%82%B9%E8%BF%98%E6%9C%89%E5%A4%9A%E5%B0%91%E5%8D%83%E7%B1%B3%3F%E4%B8%80%E4%BB%B6%E8%A1%A3%E6%9C%8D%E5%8E%9F%E4%BB%B7300%E5%85%83%2C8%E6%9C%88%E4%BB%BD%E5%85%88%E6%B6%A8%E4%BB%B71%2F10%2C%E4%B9%9D%E6%9C%88)
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