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Twenty pounds of a salt-water solution contains fifteen percent salt. How much water must be added to weaken the solution to twelve percent salt?

Twenty pounds of a salt-water solution contains fifteen percent salt. How much water must be added to weaken the solution to twelve percent salt?
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4 votes
Twenty pounds of a salt-water solution contains fifteen percent salt. How much water must be added to weaken the solution to twelve percent salt?

User Giovanni S
by
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2 Answers

2 votes

Answer:

5

Explanation:

User Steve Moyer
by
7.7k points
2 votes
i think its 5lbs of water. i will post the answer after its graded
User Maximo Mussini
by
7.6k points
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