AB两地的路程是550千米
- 时间:2020-05-20 15:28:23
- 分类:数学世界
- 阅读:91 次
数学题:AB两地的路程是550千米,甲乙两车从两地同时相对而行,行了4小时没相遇,还剩20%。已知甲车每小时行60千米,求乙车每小时行多少千米?
数学题解答:设乙车每小时行x千米。
60×4+4x=550×(1-20%)
240+4x=440
4x=200
x=50
答:乙车每小时行50千米。
推荐阅读:Ordered Three 2TB WD HDD to prolong the life expectancy of HPZ80 HPZ800 Server Does Not Support Hard Drives Larger Than 2TB Fresno Blogger Changing The Vegan Blogging Scene Russian ‘Pokemon Go’ Blogger Goes On Trial Starting a Blog? 5 Topics People Care About in 2017 6 Strategies To Grow Your Facebook Page 5 Sure Shot Content Marketing Trends to Follow 7 Ways for Your Underdog Blog to Beat the Competition Darkstore Aims to be Less Invasive Alternative to Tech Giants ac 5 Free Blogging Apps You Need On Your IPhone Right Now
- 评论列表
-
- 添加评论