超市里隐藏着很多数学问题。每次逛超市,我都发现不少同品牌的同种商品因为包装规格不同而价格不同,爸爸说商家是在追求薄利多销。商家为什么愿意这样?带着疑问,我去了楼下的超市。一、研究过程1.同品牌、不同包装规格的同种商品价格比较(1)“怡宝”矿泉水这家超市货架上的“怡宝”矿泉水有四种 Many hidden math problems in the supermarket. Every time I visit the supermarket, I found that many of the same brand of the same brand of goods because of different packaging prices and different, my father said businesses in the pursuit of puerile. Why do businesses willing to do so? With questions, I went to the supermarket downstairs. First, the research process 1 with the brand, different packaging specifications of the same kinds of commodity prices (1) “Cestbon ” mineral water on the supermarket shelves “CIB ” There are four kinds of mineral water