SOLUTION: How much pure water must be mixed with 2 pints of 50% developer to produce a mixture that is
31% developer
Algebra.Com
Question 744895: How much pure water must be mixed with 2 pints of 50% developer to produce a mixture that is
31% developer
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = pints of water needed
pint of developer in 50% solution
--------------
pints
--------------------
check:
OK
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