SOLUTION: Hi, I need help with this word problem it could be elimination or substituiton method Prob: pure acid is added to a 10% acid solution to obtain 54 liters of a 20% acid

Question 379008: Hi,
I need help with this word problem it could be elimination or substituiton method
Prob: pure acid is added to a 10% acid solution to obtain 54 liters of a 20% acid solution. What amounts of each should be used
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Pure acid is a 100% solution.
Let A be the amount of pure acid.
Let B be the amount of 10% solution.
1.
.
.
2.

Subtract eq. 1 from eq. 2,

liters
Then from eq. 1,
liters

RELATED QUESTIONS
I need help setting up the following word problem. NOT LOOKING FOR THE ANSWER LOOKING... (answered by Masaries7,ankor@dixie-net.com)

Hi, Im a little confused with this problem. I tried to figure it out, but do not know... (answered by Theo)

A chemist has 500ml of water. How much pure acid should be added to produce a solution... (answered by josgarithmetic)

Can you please help me with this system of linear equations problem this needs to be... (answered by Alan3354)

How do I set up this word problem? How much 12% acid must be added to 2 gallons of pure... (answered by solver91311)

I need the formula to sole this word problem. Pure acid is to be added to a ten% acid... (answered by Alan3354)

Hi. I need help with mixtures I went over this topic last year in school but completely... (answered by stanbon,MathTherapy,richwmiller)

how do I solve this word problem? help please Suppose that pure alcohol is added to a... (answered by stanbon,Alan3354)

A chemist has 10 ounces of 6% acid solution.How much acid must be added to make it pure... (answered by stanbon)