SOLUTION: One canned juice drink is 25% orange juice;another is 10% orange juice. How many liters of each should be mixed together in order to get 15 liters that is 13% orange juice?

Question 452445: One canned juice drink is 25% orange juice;another is 10% orange juice. How many liters of each should be mixed together in order to get 15 liters that is 13% orange juice?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = liters of 25% juice needed
Let = liters of 10% juice needed
given:
OJ in 25% juice:
OJ in 10% juice:
----------------------
(1)
(2)
----------------------
(2)
(2)
Multiply both sides of (1) by and
subtract (1) from (2)
(2)
(1)

and
(1)

3 liters of 25% juice are needed
12 liters of 10% juice are needed
check:
(2)
(2)
(2)
(2)
(2)
OK
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