[問題] 一樣是數學…
看板Inference (推理遊戲)作者kurtw (哈狗(ha dogg))時間15年前 (2009/03/13 02:17)推噓7(7推 0噓 6→)留言13則, 5人參與討論串1/4 (看更多)
一鹽水溶液涵鹽12%,另一水溶液含鹽4%,
則後者須幾公斤加入前者24公斤,以得10%知溶液?
自認小聰明的我敗在降的題目上= =
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03/13 06:27, , 1F
03/13 06:27, 1F
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03/13 08:21, , 2F
03/13 08:21, 2F
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03/13 11:11, , 3F
03/13 11:11, 3F
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03/13 11:39, , 4F
03/13 11:39, 4F
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03/13 12:01, , 5F
03/13 12:01, 5F
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03/13 12:04, , 6F
03/13 12:04, 6F
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03/13 12:08, , 7F
03/13 12:08, 7F
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03/13 12:13, , 8F
03/13 12:13, 8F
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03/13 12:15, , 9F
03/13 12:15, 9F
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03/13 12:16, , 10F
03/13 12:16, 10F
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03/13 12:57, , 11F
03/13 12:57, 11F
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03/13 12:58, , 12F
03/13 12:58, 12F
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03/13 12:59, , 13F
03/13 12:59, 13F
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