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题目甲、乙两家超市同价销售同一款可拆卸式拖把,1套拖把由1个拖把手柄和1个拖把头组成,拖把头作为易耗品可单独购买,1个拖把头的零售价是1套拖把零售价的1/6,且拖把头和整套拖把的利润都为各自进货价的2/3,王阿姨买了1套这样的拖把,并另外再买了2个拖把头,一共花了40元.(进货价+利润=零售价)(1)求超市售出1套可拆卸式拖把所能获得的利润.(2)为促进这款拖把的销售,甲超市打8.5折销售,而乙超市采用的销售方法是顾客每买
Topic A, B two supermarket sales of the same price with a detachable mop, a set of mops by a mop handle and a mop head, mop head as a consumable can be purchased separately, a mop head retail price is 1 set of mops retail price of 1/6, and mop head and the entire mop profits are their purchase price of 2/3, Aunt Wang bought a set of such a mop, and in addition to buy 2 mop head, a total of flowers (Purchase price + profit = retail price) (1) Seeking a supermarket to sell a set of detachable mop can get the profits. (2) To promote the sale of this mop, a supermarkets hit 8.5 fold sales, The B supermarket sales method is to buy each customer