数学题:七个裁判员给一名体操运动员评分

  • 时间:2020-05-01 11:23:54
  • 分类:数学世界
  • 阅读:124 次

数学题:七个裁判员给一名体操运动员评分,去掉一个最高分和一个最低分后平均分得9.58分。如果只去掉一个最高分平均分得9.51分,如果只去掉一个最低分平均分得9.65分,最高分和最低分各是多少分?

数学题解答:如果只去掉一个最高分,那么就剩下6个评委打的分数了,其中包括最低分。算出6个评委给的分数和之后,减去5个评委的分数和,就得到了最低分。

最低分:9.51×6-9.58×5=?

如果只去掉一个最低分,那么就剩下6个评委的分数了,其中包括最高分。算出6个评委的分数和,再减去5个评委给的分数和,就得到了最高分。

最高分:9.65×6-9.58×5=?

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