SOLUTION: How many liters of a 60% acid solution must be mixed with a 75% acid solution to get 20 LITER of a 72% solution ?

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Question 125144This question is from textbook Begining Algebra
: How many liters of a 60% acid solution must be mixed with a 75% acid solution to get 20 LITER of a 72% solution ? This question is from textbook Begining Algebra

Answer by josmiceli(19441)   (Show Source): You can put this solution on YOUR website!
In words:
(liters of acid in 60% solution)+(liters of acid in 75% solution)
divided by (total liters of solution including acid) = 72%
Let = liters of 60% solution to be added
Let = liters of 75% solution to be added

Also given is







liters


liters
check





OK
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