2道五年级数奥题哥哥的年龄和妹妹现在的年龄一样时,妹妹是9岁,妹妹的年龄和哥哥现在的年龄一样时,哥哥是24岁,求兄妹二人现在各是多少岁?一个木工做一张书桌要用3天,做一个衣柜要用5天,
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/14 04:05:26
![2道五年级数奥题哥哥的年龄和妹妹现在的年龄一样时,妹妹是9岁,妹妹的年龄和哥哥现在的年龄一样时,哥哥是24岁,求兄妹二人现在各是多少岁?一个木工做一张书桌要用3天,做一个衣柜要用5天,](/uploads/image/z/14531991-15-1.jpg?t=2%E9%81%93%E4%BA%94%E5%B9%B4%E7%BA%A7%E6%95%B0%E5%A5%A5%E9%A2%98%E5%93%A5%E5%93%A5%E7%9A%84%E5%B9%B4%E9%BE%84%E5%92%8C%E5%A6%B9%E5%A6%B9%E7%8E%B0%E5%9C%A8%E7%9A%84%E5%B9%B4%E9%BE%84%E4%B8%80%E6%A0%B7%E6%97%B6%2C%E5%A6%B9%E5%A6%B9%E6%98%AF9%E5%B2%81%2C%E5%A6%B9%E5%A6%B9%E7%9A%84%E5%B9%B4%E9%BE%84%E5%92%8C%E5%93%A5%E5%93%A5%E7%8E%B0%E5%9C%A8%E7%9A%84%E5%B9%B4%E9%BE%84%E4%B8%80%E6%A0%B7%E6%97%B6%2C%E5%93%A5%E5%93%A5%E6%98%AF24%E5%B2%81%2C%E6%B1%82%E5%85%84%E5%A6%B9%E4%BA%8C%E4%BA%BA%E7%8E%B0%E5%9C%A8%E5%90%84%E6%98%AF%E5%A4%9A%E5%B0%91%E5%B2%81%3F%E4%B8%80%E4%B8%AA%E6%9C%A8%E5%B7%A5%E5%81%9A%E4%B8%80%E5%BC%A0%E4%B9%A6%E6%A1%8C%E8%A6%81%E7%94%A83%E5%A4%A9%2C%E5%81%9A%E4%B8%80%E4%B8%AA%E8%A1%A3%E6%9F%9C%E8%A6%81%E7%94%A85%E5%A4%A9%2C)
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