![subject](/tpl/images/cats/mat.png)
Mathematics, 23.03.2021 08:00 ventalexander8406
A scientist needs 80 liters of a 30% solution of alcohol. She has a 20% solution and a 60% solution available.
How many liters of the 20% solution and how many liters of the 60% solution should she
30% solution?
mix to make the
![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)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 03:30
The length of a rectangular board is 3 feet less than twice its width. a second rectangular board is such that each of its dimensions is the reciprocal of the corresponding dimensions of the first rectangular board. if the perimeter of the second board is one-fifth the perimeter of the first, what is the perimeter of the first rectangular board?
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 04:30
Given: pb tangent pv,pu secants if m = 80° and m = 30°, then m 3 = 55 40 25
Answers: 1
You know the right answer?
A scientist needs 80 liters of a 30% solution of alcohol. She has a 20% solution and a 60% solution...
Questions
![question](/tpl/images/cats/en.png)
English, 16.10.2020 22:01
![question](/tpl/images/cats/mat.png)
Mathematics, 16.10.2020 22:01
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/fizika.png)
Physics, 16.10.2020 22:01
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 16.10.2020 22:01
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 16.10.2020 22:01
![question](/tpl/images/cats/mkx.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 16.10.2020 22:01
![question](/tpl/images/cats/biologiya.png)
Biology, 16.10.2020 22:01
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 16.10.2020 22:01
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/istoriya.png)
History, 16.10.2020 22:01