某校为迎接运动会决定在环形跑道内侧插上彩旗,若每隔4米插一面,还剩20面;若改为 每隔3米插一面,还缺少35面。那么这条跑道长多少米?( ) A....

作者: tihaiku 人气: - 评论: 0
问题 某校为迎接运动会决定在环形跑道内侧插上彩旗,若每隔4米插一面,还剩20面;若改为 每隔3米插一面,还缺少35面。那么这条跑道长多少米?( ) A. 185 B. 320 C. 498 D. 660
选项
答案 D
解析

相关内容:运动会,决定,环形,跑道,彩旗,一面,还剩

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.'; ?>