篮子重0.25Kg,鸡蛋重5Kg,一共应该是0.25+5=5.25kg现在是5.275,应该多了：5.275-5.25=0.025kg说明摊主的秤把0.25Kg的篮子秤成来 0.275kg,多秤了0.025kg；这样1kg鸡蛋被多秤了0.1kg,5kg鸡蛋被多秤了0.5kg,所以摊主应退...