Homework Help: MATH

Posted by Veronica on Wednesday, May 26, 2010 at 10:22am.

Pewee adds two liters of pure alcohol to a 30% solution of alcohol in water. If the new concentration is 40%, how many liters of the original solution were there?

MATH - Damon, Wednesday, May 26, 2010 at 10:54am
.3 x + 2 = .4(2+x)

Answer this Question

Related Questions

algebra - moonshine has 50 liters of a 70% alcohol solution.how many liters of ...
Math - Solution A is 80% Alcohol and Solution B is 30% Alcohol. How many Liters ...
Math - Suppose you have two alcohol+water solutions. One solution ( of volume x ...
Math please - A 75% alcohol concentration mixture of water and alcohol was made ...
Math - 180 ml of a mixture of water and alcohol with 90% alcohol concentration ...
math - a chemist has a solution that is 20 percent alcohol by volume. which of ...
math - in the lab, tom has two solutions that contain alcohol and is mixing them...
Math - How much of 20% alcohol solution and 50% alcohol solution must be mixted ...
algebra - How many liters of 20% alcohol solution should Maria mix with 50 ...
math - A solution of alcohol and water is a% alcohol where a = 40. The solution ...

For Further Reading

First Name:
School Subject:
Answer: