Turniej Pokemon

ghdhair100 · Wysłany: Pią 4:13, 04 Mar 2011 Temat postu: 思考题

一道2年级数学题 10人做9人错。一天有个年轻人来到王老板的店里买了一件礼物这件礼物成本是18元，标价是21元。结果是这个年轻人掏出100元要买这件礼物。王老板当时没有零钱，用那100元向街坊换了100元的零钱，找给年轻人79元。但是街坊後来发现那100元是假钞，王老板无奈还了街坊100元。现在问题是：王老板在这次交易中到底损失了多少钱 ?Many years ago there lived an Emperor who was so exceedingly fond of fine new clothes that he spent vast sums of money on dress. To him clothes meant more than anything else in the world. He took no interes
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