SOLUTION: Connie mixed lime juice, lemon juice and water in the ratio 3:6:7 to make 8 liters of drink. How many liters of lime juice did she use?

Question 806686: Connie mixed lime juice, lemon juice and water in the ratio 3:6:7 to make 8 liters of drink. How many liters of lime juice did she use?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let liters of lime juice =
Let liters of lemon juice =
Let liters of water =
-----------------------
(1)
(2)
(3)
--------------------
(1)
(1)
and
(2)
(2)
(2)
-----------------
Substitute (1) and (2) into (3)
(3)
(3)
Multiply both sides by
(3)
(3)
(3)
and, since
(1)
(1)
and
(2)
(2)
(2)
--------------
There are 1.5 liters of lime juice
There are 3 liters of lemon juice
There are 3.5 liters of water
--------------
check:
(3)
(3)
(3)

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