if 50% of the 2:3 solution of milk and water is replaced with water then percentage concentration of the solution is reduced by -

1)25% 2)33.33% 3)50% 4)CND 5)none of these

Your Answer

answer is option 2 33.33%
exp
milk: water
20     30

-10  -15
+25   
--     --
10   40

concentration of solution of reduced by 10 i e 50% and dilution increased by 40  i.e 
33.33%

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