subject
Mathematics, 23.10.2020 22:50 electrofy456

A scientist needs 75ml of 30% concentrate solution for a certain experiment, but he only has 25% solution and 45% solution. How many milliliters of 25% and 45% solutions should he mix to get what he needs?

ansver
Answers: 2

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 12:30, jelopez4
Pelle's sister is three years older than pelle the father is 5 times as old as pelle the mother was 28 when the sister was born altogether they are 98 years old how old is pelle?
Answers: 1
image
Mathematics, 21.06.2019 15:30, xxxamslashxxx9
Data was collected on myrtle beach for 11 consecutive days. each day the temperature and number of visitors was noted. the scatter plot below represents this data. how many people visited the beach when the temperature was 84 degrees?
Answers: 1
image
Mathematics, 21.06.2019 21:00, desirekotta20
An account with a $250 balance accrues 2% annually. if no deposits or withdrawals are made, which graph can be used to determine approximately how many years will it take for the balance to be $282? it's e2020 ni️️as
Answers: 1
image
Mathematics, 21.06.2019 21:30, InvictusPain4777
Yo need asap pls ! markin da brainiest too !
Answers: 1
You know the right answer?
A scientist needs 75ml of 30% concentrate solution for a certain experiment, but he only has 25% sol...

Questions in other subjects:

Konu
Biology, 26.02.2021 02:50
Konu
Mathematics, 26.02.2021 02:50