[討論] 據說百分之九十的人都會答錯的一道數學 …
一個人花8塊錢買了一隻雞,9塊錢賣掉了,
然後他覺得不劃算,花10塊錢又買回來了,
11塊錢賣給另外一個人,問他賺了多少錢?
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※ 發信站: 批踢踢實業坊(ptt.cc)
◆ From: 218.175.170.233
推
02/13 00:06, , 1F
02/13 00:06, 1F
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02/13 00:11, , 2F
02/13 00:11, 2F
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02/13 00:11, , 3F
02/13 00:11, 3F
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02/13 00:28, , 4F
02/13 00:28, 4F
※ 編輯: sckuo 來自: 218.175.170.233 (02/13 09:08)
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02/13 09:53, , 5F
02/13 09:53, 5F
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02/13 14:52, , 6F
02/13 14:52, 6F
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02/13 17:55, , 7F
02/13 17:55, 7F
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02/13 19:58, , 8F
02/13 19:58, 8F
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02/14 13:47, , 9F
02/14 13:47, 9F
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02/14 13:52, , 10F
02/14 13:52, 10F
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02/14 13:52, , 11F
02/14 13:52, 11F
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02/14 14:55, , 12F
02/14 14:55, 12F
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02/14 18:21, , 13F
02/14 18:21, 13F
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02/15 22:32, , 14F
02/15 22:32, 14F
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02/15 22:49, , 15F
02/15 22:49, 15F
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02/16 12:50, , 16F
02/16 12:50, 16F
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02/16 18:45, , 17F
02/16 18:45, 17F
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02/16 20:34, , 18F
02/16 20:34, 18F
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02/18 11:32, , 19F
02/18 11:32, 19F
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02/18 15:49, , 20F
02/18 15:49, 20F