Question
How much pure water must be added to 10 liters of a 40% salt solution to make it 25% salt?
Select an option. Your answer will be checked instantly.
Correct Answer: A. 6 liters
Explanation:
The solution contains 4 liters of salt, which remains unchanged.
For salt to be 25%, total volume must be 16 liters, so 6 liters are added.
Leave a Reply