SOLUTION: How much (a) water and (b) 50% soap solution must be added to one liter of a 5% soap solution to create two liters of an 8% soap solution.
I'm studying for a test tomorrow, so
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I'm studying for a test tomorrow, so
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Question 559912: How much (a) water and (b) 50% soap solution must be added to one liter of a 5% soap solution to create two liters of an 8% soap solution.
I'm studying for a test tomorrow, so I'm doing all the sample problems in my math book. So, no rush. Any help will be appreciated. Answer by josmiceli(19441) (Show Source):
You can put this solution on YOUR website! Let = liters of water to be added
Let = liters of 50% soap solution to be added
given: liters of soap in 5% solution =liters of soap in 50% solution
--------------
(1)
(2)
--------------------
(1)
(1)
(1)
(1)
(1)
and
(2)
(2)
and
(1)
(1)
(1)
(1)
and
.78 liters of water and .22 liters of 50% soap
solution must be added
check answer:
(1)
(1)
(1)
OK
