Question

PLEASE HELP!
How many ounces of pure water must be added to 50 ounces of a 15% saline solution to make a saline solution that is 10% salt?

Answer 1

is the answer 25??

Answer 2

I dont know . thats why im asking :)

Answer 3

ok so here's what i did is.....
.15* 50 / 50+x = .10

7.5 = .10 (50+x)
7.5 = 5 + .10x
2.5 = .10x
x = 25
and yeah i think it's definitely 25 :)

Answer 4

Thank you so much :)

Answer 5

pleasure is all mine. :)