![subject](/tpl/images/cats/mat.png)
Mathematics, 27.01.2020 18:31 lupitasalas9283
Aplumber charges $30 per hour and $42 for each hour of overtime. for a job, the plumber works 3 regular hours, h overtime hours, and charges $195 for new parts. the total amount of the bill for the job is $390. write an solve an equation to find the number of overtime hours the plumber worked.
![ansver](/tpl/images/cats/User.png)
Answers: 2
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 15:40
What is the probability of rolling a single die greater than 4
Answers: 1
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 01:30
Use the given degree of confidence and sample data to construct a confidence interval for the population mean mu . assume that the population has a normal distribution. a laboratory tested twelve chicken eggs and found that the mean amount of cholesterol was 185 milligrams with sequals 17.6 milligrams. a confidence interval of 173.8 mgless than muless than 196.2 mg is constructed for the true mean cholesterol content of all such eggs. it was assumed that the population has a normal distribution. what confidence level does this interval represent?
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 02:40
How many significant figures are there in the number 10.76?
Answers: 1
You know the right answer?
Aplumber charges $30 per hour and $42 for each hour of overtime. for a job, the plumber works 3 regu...
Questions
![question](/tpl/images/cats/en.png)
English, 27.01.2020 18:31
![question](/tpl/images/cats/mat.png)
Mathematics, 27.01.2020 18:31
![question](/tpl/images/cats/himiya.png)
Chemistry, 27.01.2020 18:31
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 27.01.2020 18:31
![question](/tpl/images/cats/mat.png)
Mathematics, 27.01.2020 18:31
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 27.01.2020 18:31
![question](/tpl/images/cats/mat.png)
Mathematics, 27.01.2020 18:31
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 27.01.2020 18:31
![question](/tpl/images/cats/istoriya.png)
History, 27.01.2020 18:31
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/mkx.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)