![subject](/tpl/images/cats/mat.png)
Mathematics, 16.07.2019 09:00 lin550
Twelve of the last 16 winners of the school science fair have been seventh grade students. mona placed 3 red marbles and 1 green marble in a bag to create a simulation to predict whether future science fair winners will be seventh graders. according to mona’s model, what is the probability that the next 4 winners will all be seventh grade students?
![ansver](/tpl/images/cats/User.png)
Answers: 1
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 12:40
20 ! need which shows a difference of squares? 10y^2-4x^2 16y^2-x^2 8x^2-40x+25 64x^2-48x+9
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 14:00
Find an equation of the line perpendicular to the graph.
Answers: 3
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 19:00
The focus of parabola is (-4, -5), and its directrix is y= -1. fill in the missing terms and signs in parabolas equation in standard form
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 19:30
Factor the expression using the gcf. the expression 21m−49n factored using the gcf
Answers: 2
You know the right answer?
Twelve of the last 16 winners of the school science fair have been seventh grade students. mona plac...
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 15.10.2019 01:00
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 15.10.2019 01:00
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 15.10.2019 01:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 15.10.2019 01:00
![question](/tpl/images/cats/en.png)
English, 15.10.2019 01:00
![question](/tpl/images/cats/ekonomika.png)
Business, 15.10.2019 01:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 15.10.2019 01:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 15.10.2019 01:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/istoriya.png)
History, 15.10.2019 01:00