![subject](/tpl/images/cats/mat.png)
Mathematics, 09.04.2021 02:00 idk12345677
Seventy-five percent of the light aircraft that disappear while in flight in a certain country are subsequently discovered. Of the aircraft that are discovered, 62% have an emergency locator, whereas 80% of the aircraft not discovered do not have such a locator. Suppose a light aircraft has disappeared.
a. If it has an emergency locator, what is the probability that it will not be discovered?
b. If it does not have an emergency locator, what is the probability that it will be discovered?
c. If we consider 10 light aircraft that disappeared in flight with an emergency recorder, what is the probability that 7 of them are discovered?
![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 16:00
You are cycling around europe with friends. a cycling festival is starting soon in barcelona. it will take 4.5 hours to cycle there. how many minutes in total is this?
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 17:30
Thelime contains the point(-3,0) and parallel x-3y=3( show all work)
Answers: 3
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 20:30
Adecorative window is made up of a rectangle with semicircles at either end. the ratio of ad to ab is 3: 2 and ab is 30 inches. what is the ratio of the area of the rectangle to the combined area of the semicircles? possible answers: a. 2: 3 b. 3: 2 c. 6: π d. 9: π e. 30: π
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 22:00
Find an bif a = {3, 6, 9, 12) and b = {2, 4, 6, 8, 10).
Answers: 1
You know the right answer?
Seventy-five percent of the light aircraft that disappear while in flight in a certain country are s...
Questions
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 27.01.2021 21:10
![question](/tpl/images/cats/mat.png)
Mathematics, 27.01.2021 21:10
![question](/tpl/images/cats/himiya.png)
Chemistry, 27.01.2021 21:10
![question](/tpl/images/cats/mat.png)
Mathematics, 27.01.2021 21:10
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 27.01.2021 21:10
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/geografiya.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
English, 27.01.2021 21:10