SOLUTION: One canned juice drink is 20% orange juice; another is 10% orange juice. How many liters of each should be mixed together in order to get 10L that is 15% orange juice? How many

Question 885396: One canned juice drink is 20% orange juice; another is 10% orange juice. How many liters of each should be mixed together in order to get 10L that is 15% orange juice?
How many liters of the 20% orange juice should be in the mixture?

Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = liters of 20% juice drink needed
Let = liters of 10% juice drink needed
= liters of juice in 20% juice drink
= liters of juice in 10% juice drink
---------------------------------------
(1)
(2)
------------------------------
(2)
(2)
Subtract (1) from (2)
(2)
(1)

-------------
and
(1)
(1)
(1)
---------------
5 liters of 20% juice drink are needed
5 liters of 10% juice drink are needed
check:
(2)
(2)
(2)
(2)
OK
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