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18. A science teacher has a supply of 20% saline solution and a supply of 50% saline solution. How much of each solution should the teacher mix together to get 60 mL of 28% saline solution for an experiment?
answered
Sep 15, 2018
Mathematics
high-school
6
votes
168k
views
Each day, Jake donates money to the global hunger initiative according to how many lunch specials he sells. What is the constant of proportionality in money per lunch special?
answered
May 21, 2018
Mathematics
middle-school
4
votes
33.1k
views
What natural event might occur at a fault line?
answered
May 18, 2018
Biology
high-school
4
votes
127k
views
Please provide an explanation as well! (g^2/3)^2 *g^-2
answered
Mar 7, 2018
Mathematics
college
2
votes
154k
views
What is the answer for all of them plz tell the question nummber before telling me the answers
answered
Mar 23, 2017
Mathematics
middle-school
3
votes
83.6k
views
Que se usa para abreviar el nombre de las instituciones
answered
May 6, 2016
Spanish
middle-school
6
votes
62.1k
views
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