一瓶水进价3.5 卖6元。中间赚了2.5,利润是0.71,公式？ 伦敦政治经济学院商业数学与统计学专业怎么样
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（6-3.5）÷3.5≈0.714286≈0.71
利润率=利润÷成本
=2.5÷3.5
≈0.71
扩展阅读：二手苹果 现在价格多少钱 ... 茶兀500ml多少钱一瓶 ... 进价10元卖24利润多少 ... 今况矿泉水 高端款 条码 ... 2元进货10元卖的地摊货 ... 5100矿泉水一瓶多少钱 ... 金牌回收值多少钱 ... 明显高于市场价格 诈骗 ... 冰露24瓶水一件多少钱 ...
