SOLUTION: How much Brand A fruit punch (20% fruit juice) must be mixed with 8 L of Brand B fruit punch (50% fruit juice) to create a mixture containing 40% fruit juice? I need a straight ans

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Question 593099: How much Brand A fruit punch (20% fruit juice) must be mixed with 8 L of Brand B fruit punch (50% fruit juice) to create a mixture containing 40% fruit juice? I need a straight answer please.
Answer by lwsshak3(11628)   (Show Source): You can put this solution on YOUR website!
How much Brand A fruit punch (20% fruit juice) must be mixed with 8 L of Brand B fruit punch (50% fruit juice) to create a mixture containing 40% fruit juice?
**
let x=liters of Brand A fruit punch to be mixed with 8 liters of Brand B fruit punch
x+8=liters of the mixture
..
20%x+50%*8=40%(x+8)
.2x+4=.4x+3.2
.2x=.8
x=4 liters
ans:
liters of Brand A fruit punch to be mixed with 8 liters of Brand B fruit punch=4

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