SOLUTION: How many liters(L) of a 10% saline solution must be added to a 40 L of a 20% saline solution to obtain a 14% saline solution?

SOLUTION: How many liters(L) of a 10% saline solution must be added to a 40 L of a 20% saline solution to obtain a 14% saline solution?

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Question 815421: How many liters(L) of a 10% saline solution must be added to a 40 L of a 20% saline solution to obtain a 14% saline solution?
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
.10x+.20*40=.14*(x+40)
2.4=0.04 x
x = 60.
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