![subject](/tpl/images/cats/mat.png)
Mathematics, 27.03.2020 06:19 sarak2212
You need a 65% alcohol solution. On hand, you have a 50 mL of a 30% alcohol mixture. You also have 70% alcohol mixture. How much of the 70% mixture will you need to add to obtain the desired solution?
You will need
mL of the 70% solution
![ansver](/tpl/images/cats/User.png)
Answers: 3
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 20.06.2019 18:02
A3x4x5 rectangular cuboid (e.g. a brick) is painted blue and cut into 1x1 cubes. what is the expected value for the painted sides of a randomly selected cube?
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 17:00
Parks is wearing several rubber bracelets one third of the bracelets are tie dye 1/6 are blue and 1/3 of the remainder are camouflage if park swears to camouflage bracelets how many bracelets does he have on
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 20:00
Seymour is twice as old as cassandra. if 16 is added to cassandra’s age and 16 is subtracted from seymour’s age, their ages become equal. what are their present ages? show !
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 23:00
In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ac=26 and ch=8, find bh.
Answers: 3
You know the right answer?
You need a 65% alcohol solution. On hand, you have a 50 mL of a 30% alcohol mixture. You also have 7...
Questions
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 23.11.2020 23:50
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 23.11.2020 23:50
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mkx.png)
Arts, 23.11.2020 23:50
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 23.11.2020 23:50
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 23.11.2020 23:50
![question](/tpl/images/cats/mat.png)
Mathematics, 23.11.2020 23:50
![question](/tpl/images/cats/mat.png)
Mathematics, 23.11.2020 23:50
![question](/tpl/images/cats/mat.png)
Mathematics, 23.11.2020 23:50
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mkx.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 23.11.2020 23:50
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 23.11.2020 23:50
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 23.11.2020 23:50