![subject](/tpl/images/cats/mat.png)
Mathematics, 29.07.2019 15:00 reginapokorny
An urn contains six red balls, five black balls, and four green balls. if two balls are selected at random without replacement from the urn, what is the probability that a red ball and a black ball will be selected. explain how to do it
![ansver](/tpl/images/cats/User.png)
Answers: 1
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 17:00
Which simplifys to a+ b? a-(1-b)+1 -(1-a)-b+1 (a--1) -1)+1
Answers: 1
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 19:30
Geometry in the diagram, ∠abc is a right angle. ∠dbc = 30°27'40". find the measure of ∠abd.
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 23:00
Analyze the diagram below and complete the instructions that follow. how to find tan
Answers: 2
You know the right answer?
An urn contains six red balls, five black balls, and four green balls. if two balls are selected at...
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 08.06.2020 19:57
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 08.06.2020 19:57
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 08.06.2020 19:57
![question](/tpl/images/cats/mat.png)
Mathematics, 08.06.2020 19:57
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 08.06.2020 19:57
![question](/tpl/images/cats/biologiya.png)
Biology, 08.06.2020 19:57
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 08.06.2020 19:57
![question](/tpl/images/cats/istoriya.png)
History, 08.06.2020 19:57
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 08.06.2020 19:57
![question](/tpl/images/cats/en.png)
English, 08.06.2020 19:57