SOLUTION: A 1.5% acid solution is mixed with a 4% acid solution. How many ounces of each solution are needed to obtain 60 ounces of a 2.5 acid solution?

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Question 1024308: A 1.5% acid solution is mixed with a 4% acid solution. How many ounces of each solution are needed to obtain 60 ounces of a 2.5 acid solution?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
1.A%2BB=60
.
.
.
1.5A%2B4B=2.5%28A%2BB%29%0D%0A%7B%7B%7B1.5A%2B4B=2.5%2860%29
2.1.5A%2B4B=150
.
.
From eq. 1,
4A%2B4B=240
4B=240-4A
Substituting into eq. 2,
1.5A%2B%28240-4A%29=150
-2.5A%2B240=150
-2.5A=-90
A=36oz
Then,
B=60-36
B=24oz