Question 1144706
.


The salt solution CAN NOT have concentration higher than 28%.


After that the solution becomes SATURATED.



To know this fact from  SCIENCE  is  MUCH  MORE  IMPORTANT  thing than to "solve" mechanically problems, 
posed incorrectly,  without understanding the subject.



See this article from Wikipedia,  the free encyclopedia


https://en.wikipedia.org/wiki/Saline_watet.



Happy learning (!)



Penalty to the author of this  FAKE  problem.