there are 4 people ,A ,B,C and D .given that there is a 3-yuan difference in age between A and C,there are 4 people ,A ,B,C and D .given that there is a 3-yuan difference in age between A and C,a 3-yuan difference B and D ,a 2-yuan difference between
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there are 4 people ,A ,B,C and D .given that there is a 3-yuan difference in age between A and C,there are 4 people ,A ,B,C and D .given that there is a 3-yuan difference in age between A and C,a 3-yuan difference B and D ,a 2-yuan difference between
there are 4 people ,A ,B,C and D .given that there is a 3-yuan difference in age between A and C,
there are 4 people ,A ,B,C and D .given that there is a 3-yuan difference in age between A and C,a 3-yuan difference B and D ,a 2-yuan difference between A and D and a 4-yuan difference between B and C ,what is the age difference between A and B
there are 4 people ,A ,B,C and D .given that there is a 3-yuan difference in age between A and C,there are 4 people ,A ,B,C and D .given that there is a 3-yuan difference in age between A and C,a 3-yuan difference B and D ,a 2-yuan difference between
A和B差一岁啊
首先,把你的3-yuan改成3-year。A - C = 3 还有B - C = 4,两式相减就能得出A-B=-1, 也就是说:A和B的年龄差为1岁。