![subject](/tpl/images/cats/mat.png)
Mathematics, 14.07.2020 01:01 pettismayersjoy3le8
A repair shop repairs an average of 4.5 machines per hour. Let X be the time (in hours) before the first machine is repaired.(a) What is the probability that a repair time exceeds 4 hours?(b) What is the average time (in hours) it takes to repair the first machine?(c) The conditional probability that a repair takes at least 6 hours, given that it takes more than 4 hours?
![ansver](/tpl/images/cats/User.png)
Answers: 3
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 21:30
Aye asap pls ! markin da brainiest too ! btw da step choices are all add, distribute, divide, n subtract
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 01:20
The ratio of the height of two similar cylinders is 4 to 3 what is the ratio of their volumes
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 02:00
Pleasseee important quick note: enter your answer and show all the steps that you use to solve this problem in the space provided. use the circle graph shown below to answer the question. a pie chart labeled favorite sports to watch is divided into three portions. football represents 42 percent, baseball represents 33 percent, and soccer represents 25 percent. if 210 people said football was their favorite sport to watch, how many people were surveyed?
Answers: 1
You know the right answer?
A repair shop repairs an average of 4.5 machines per hour. Let X be the time (in hours) before the f...
Questions
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 20.10.2019 04:30
![question](/tpl/images/cats/mat.png)
Mathematics, 20.10.2019 04:30
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 20.10.2019 04:30
![question](/tpl/images/cats/mat.png)
Mathematics, 20.10.2019 04:30
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 20.10.2019 04:30
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/ap.png)
Advanced Placement (AP), 20.10.2019 04:30
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/en.png)
English, 20.10.2019 04:30
![question](/tpl/images/cats/mat.png)
Mathematics, 20.10.2019 04:30
![question](/tpl/images/cats/mat.png)
Mathematics, 20.10.2019 04:30