Toggle navigation
首页
模考
答疑
LUXU题
资料下载
课程
联系客服
注册
登录
BOOSTGRE题库
×
您还没有登录，登录以后才可以查看答疑和进行提问。
试题详情
One guy went from A to B with a speed of 50 mph; this guy went from B to A with another speed of 60 mph. The latter trip took him 30 minutes less than the amount of time used in the former trip. How much time did he use for the former trip?
答案：3 hrs
专业教师答疑
最新
提问
1
评分
1
浏览
Numeric Entry
老师这一题要怎么做啊
问个问题
我想问：
提问
答疑小程序
最热提问
Problem Solving
If a and b are prime numbers, such that a > b, whi......
Text Completion
The (i)_____ of molecular oxygen on Earth-sized pl......
Sentence Equivalence
Willian Perkins, his _____ speaking style notwiths......
Sentence Equivalence
In sharp contrast to the novel’s scenic realism ......
Text Completion
Proffering one increasingly improbable scene chara......
Text Completion
With the speed of technological (i)_____ catalyzin......
Text Completion
The novelist devotes so much time to avid descript......
Reading Comprehension
The author refers to a hungry lizard (line 47) pri......