悟空要把20个人参果分给师傅、八戒和沙僧三人,每人至少分得三个人参果,则共有多少种分法?()A.28 B.36 C.54 D.78

作者: tihaiku 人气: - 评论: 0
问题 悟空要把20个人参果分给师傅、八戒和沙僧三人,每人至少分得三个人参果,则共有多少种分法?()
选项 A.28 B.36 C.54 D.78
答案 D
解析 先分给每个人2个人参果,剩下的14个人参果排成一排后共有13个空,在这13个空中任选2个空插板,即可将这14个人参果分为3份。因此共有分法。故本题选D。

相关内容:悟空,人参,师傅,八戒,沙僧,三个,共有

猜你喜欢

更多 网友评论0 条评论)
暂无评论
错误啦!

错误信息

  • 消息: [程序异常] : MISCONF Redis is configured to save RDB snapshots, but it's currently unable to persist to disk. Commands that may modify the data set are disabled, because this instance is configured to report errors during writes if RDB snapshotting fails (stop-writes-on-bgsave-error option). Please check the Redis logs for details about the RDB error.
  • 文件: /twcms/kongphp/cache/cache_redis.class.php
  • 位置: 第 85 行
    <?php echo 'KongPHP, Road to Jane.'; ?>