数学题:他们到达A、B两地的中点C地时都会提速20%
- 时间:2020-04-27 14:43:30
- 分类:数学世界
- 阅读:134 次
数学题:甲乙分别从A,B两地同时出发相向而行,他们到达A、B两地的中点C地时都会提速20%。当甲到达B地时,乙过C且距离A地还有660米。问当甲到达C地时,乙距离C地多少米? 求教各位亲!
解答如下:
660÷(1+1+20%)
这个老师的思路,我认为比较好理解:一半的路是原速,一半的路是加速了20%。
推荐阅读:6 Best WordPress Plugins for eLearning & Tutorial Websites A Successful Marketing Chain Examined 4 Productivity Tips While You Work from Home During The Lockdown How Does an SSL Work on Your Blog? How to Start a Popular Blog for Real Estate Agents Critics of Japan’s Handling of the Cruise Ship Coronavirus Quara Tips for Starting a Car-Themed Blog How to Build a Popular, Trustworthy Blog 6 Simple Ways to Promote Your Blog The Secret to Writing More Compelling Blog Titles
- 评论列表
-
- 添加评论