杭州交通信息网融券余量越来越少:一堆西瓜，一半的一半比一半的一半的一半少半个，请问这堆西瓜有多少个？
来源：百度文库 编辑：杭州交通信息网 时间：2024/05/03 01:11:19
4个
4个，具体方法是:设为x个，x/4-x/8=1/2
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疯子