SOLUTION: A scientist has two solutions, which she has labeled Solution A and Solution B. Each contains salt. She knows that Solution A is 20% salt and Solution B is 45% salt. She wants to

Question 976785: A scientist has two solutions, which she has labeled Solution A and Solution B. Each contains salt. She knows that Solution A is 20% salt and Solution B is
45% salt. She wants to obtain 150 ounces of a mixture that is 35% salt. How many ounces of each solution should she use?
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
A scientist has two solutions, which she has labeled Solution A and Solution B. Each contains salt. She knows that Solution A is 20% salt and Solution B is
45% salt. She wants to obtain 150 ounces of a mixture that is 35% salt. How many ounces of each solution should she use?
------------
t = amount of 20%
f = amount of 45%
----
t + f = 150 (total solution)
20t + 45f = 35*150 (total salt)
-----------------
Solve for t & f

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