SOLUTION: How much of an 8% saline solution should be added to 600 ml of a 3% solution to produce a 5% solution?

SOLUTION: How much of an 8% saline solution should be added to 600 ml of a 3% solution to produce a 5% solution?

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Question 394892: How much of an 8% saline solution should be added to 600 ml of a 3% solution to produce a 5% solution?
Answer by edjones(8007) (Show Source): You can put this solution on YOUR website!
.08 * x =.08x
.03*600 = 18
.05*(x+600)=.05x+30
.
.08x+18=.05x+30
.03x=12
x=400 ml
.
Ed
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