SOLUTION: a tank contains 10 liters of 25% solution of alcohol. How much must be taken from the tank to be replaced by a 5% solution of alcohol so the vessel will now contain a 10% solution

SOLUTION: a tank contains 10 liters of 25% solution of alcohol. How much must be taken from the tank to be replaced by a 5% solution of alcohol so the vessel will now contain a 10% solution

Algebra.Com

Question 903657: a tank contains 10 liters of 25% solution of alcohol. How much must be taken from the tank to be replaced by a 5% solution of alcohol so the vessel will now contain a 10% solution of alcohol?
Answer by josgarithmetic(39616) (Show Source): You can put this solution on YOUR website!
Same idea as the typical radiator antifreeze problem, but just using a "tank" instead of a radiator, and alcohol instead of antifreeze:

http://www.algebra.com/my/drain-and-replace-antifreeze.lesson?content_action=show_dev
RELATED QUESTIONS
A tank contains 10L of 25% solution of alcohol. How much must be taken from the tank to... (answered by josgarithmetic,lwsshak3)

Tank A contains 30 liters of solution that has 9 liters of alcohol. Tank B has 50 liters... (answered by Theo,Alan3354)

The gasoline tank of a car contains 50 liters of gasoline and alcohol, the alcohol... (answered by Boreal)

A tank contains 20 liters of a mixture of alcohol and water which is 40% alcohol by... (answered by ptaylor)

A tank contains 20 liters of a mixture of alcohol and water which is 40% alcohol by... (answered by ptaylor)

a tank has a capacity of10 gal. when it is fill it contains 15% alcohol. how many gallons (answered by mananth)

Tank a contains 32 gallons of solution which is 25% alcohol by volume. Tank b has 50... (answered by josmiceli)

Tank A contains 32 gallons of solution which is 25% alcohol by volume. Tank B has 50 gal... (answered by robertb)

A container is filled with 70 liters which is 40% alcohol by volume. How much of a... (answered by ikleyn)