假定50件都是Tshirt,50x12=600,差值81需由27件$3差价找齐。so, 27shorts,23Tshirts
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如果给小孩讲呢?
-Dragon-Daddy-
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10/23/2013 postreply
17:59:50
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Assume all 50 are Tshirts, then the total will be $600. the dif
-Lily3-
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10/23/2013 postreply
18:05:42