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  • 更新 2022-09-03
  • 科目 数学
  • 题型 解答题
  • 难度 较易
  • 浏览 2013


某有奖销售将商品的售价提高120元后允许顾客有3次抽奖的机会,每次抽奖的方法是在已经设置并打开了程序的电脑上按“Enter”键,电脑将随机产生一个                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        1~6的整数数作为号码,若该号码是3的倍数则顾客获奖,每次中奖的奖金为100元,运用所学的知识说明这样的活动对商家是否有利。

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(某有奖销售将商品的售价提高120元后允许顾客有3次抽奖的机