![subject](/tpl/images/cats/mat.png)
Mathematics, 19.07.2021 19:30 blackboy21
A sample of 125 spark plugs contained 4 defective spark plugs. How many
defective spark plug would you expect to find in a sample of 500?
# defective sparkplugs =
![ansver](/tpl/images/cats/User.png)
Answers: 2
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 18:00
In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36
Answers: 3
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 00:50
Asource of laser light sends rays ab and ac toward two opposite walls of a hall. the light rays strike the walls at points b and c, as shown below: what is the distance between the walls?
Answers: 2
![question](/tpl/images/cats/mat.png)
You know the right answer?
A sample of 125 spark plugs contained 4 defective spark plugs. How many
defective spark plug would...
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 17.10.2019 09:01
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 17.10.2019 09:01
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 17.10.2019 09:01
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 17.10.2019 09:01
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 17.10.2019 09:01
![question](/tpl/images/cats/mat.png)
Mathematics, 17.10.2019 09:01
![question](/tpl/images/cats/himiya.png)
Chemistry, 17.10.2019 09:01
![question](/tpl/images/cats/mat.png)
Mathematics, 17.10.2019 09:01
![question](/tpl/images/cats/mat.png)
Mathematics, 17.10.2019 09:01
![question](/tpl/images/cats/mat.png)
Mathematics, 17.10.2019 09:01
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/en.png)
English, 17.10.2019 09:01
![question](/tpl/images/cats/istoriya.png)
History, 17.10.2019 09:01