求A、B两地的距离
- 时间:2020-06-24 15:27:04
- 分类:数学世界
- 阅读:229 次
甲、乙两辆汽车分别从A、B两站同时相向开出,甲的速度是乙的5/6,结果两车在距中点4千米处相遇。求A、B两站的距离。
分析:“甲的速度是乙的5/6”可知两车的速度是乙快甲慢;并且可以把乙车的速度看成6份,甲车的速度看成5份;又因为两车从出发到相遇所用的时间相同,所以它们所行路程的份数也是甲车为5份,乙车为6份,乙车比甲多行1份。
又因为“两车在距中点4千米处相遇”,所以当相遇时,乙车比甲车多行4+4=8(千米),这8千米正好就是前面的1份。所以,两地的距离就是8×(5+6)=88(千米)

How To Develop Copywriting Skills To Engage Your Blog Readers Five Tips to Lower Your Tax Bill in 2020 Bruteforce Algorithm to Compute the Maxmium Powerful Digit Sum u 4 Frequently Discussed SEO Myths Exposed 3 Reasons Why Graphic Designers Need to Self-Promote through Ins How to Split a String in C++? The Best Instagram Feed WordPress Plugins to Use Trie Class Data Structure in Python How to Monitor the CPU Temperature of Raspberry PI using Python Listen to what an SEO expert has to say about its benefits
- 评论列表
-
- 添加评论