To pump 1 ton of water, the time A uses is 3/4 of the time B uses

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

To pump 1 ton of water, the time A uses is 3/4 of the time B uses. If A and B work together to pump 1 ton of water, they will use 6 hours. If B works by itself to finish the job, how much time will it use?

答案：14 hrs

专业教师答疑

最新

提问

2
评分

2
浏览

Numeric Entry

老师这题要怎么做啊

问个问题

答疑小程序

最热提问

Graphic Analysis
From May to July, approximately what percent of th......
Reading Comprehension
If the information provided is true, which of the ......
Reading Comprehension
The passage is structured to lead to which of the ......
Text Completion
Although most medical, preventative ointments comm......
Problem Solving
If |2x – 3| + 2 > 7, which of the following coul......
Text Completion
When studying human history, one must be aware tha......
Reading Comprehension
The passage states that Johnson composed all of th......
Sentence Equivalence
The ex-minister`s real crime, in the eyes of his _......

试题详情

专业教师答疑 最新 提问

问个问题

答疑小程序

最热提问

专业教师答疑

最新

提问