SOLUTION: A bottle of juice contains 20% water. how muck water must be added to the bottle to produce 8 L of fruit juice that id 59% water?

Question 926786: A bottle of juice contains 20% water. how muck water must be added to the bottle to produce 8 L of fruit juice that id 59% water?

Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = liters of original solution
Let = liters of water to be added
-----------------
= liters of water in original solution
-----------------
L of 59% water =
L of water
-------------------------
(1)
(2)
----------------------
(2)
(2)
----------------------
Multiply both sides of (1) by
and subtract (1) from (2)
(2)
(1)
----------------------

------------
3.9 L of water should be added
------------
check:
(1)
(1)
(1)
-----------------
(2)
(2)
(2)
(2)
OK

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