SOLUTION: A mixture contains alcohol and water in the ratio 4:3. If 7 litres of water is added to the mixture, the ratio of alcohol and water becomes 3:4. Find the quantity of alcohol in the

Question 201890: A mixture contains alcohol and water in the ratio 4:3. If 7 litres of water is added to the mixture, the ratio of alcohol and water becomes 3:4. Find the quantity of alcohol in the mixture ?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = liters of alcohol in original mixture
Let = liters of water in original mixture
given:
(alcohol in original mixture)/(water in original mixture) = 4/3

Multiply both sides by

liters

Multiply both sides by

There are 12 liters of alcohol in the mixture
check:

OK

RELATED QUESTIONS
A mixture contains alcohol and water in the ratio of 12:5. On adding 14 litres of water,... (answered by josgarithmetic)

A mixture contains alcohol and water in the ratio of 12:5, on adding 14 litres of wate,... (answered by josgarithmetic,josmiceli)

A mixture contains alcohol and water in the ratio of 12:5. On adding 14litres of water,... (answered by josgarithmetic,MathTherapy)

the ratio of the volumes of three buckets is 3:4:5. Buckets contain the mixture of water... (answered by richwmiller)

3 litres of water is added to 15 litres of a mixture of a 20% solution of alcohol in... (answered by josgarithmetic)

1. A mixture A contains milk and water in the ratio 7: 2 and this mixture A is mixed in (answered by mccravyedwin,Edwin McCravy,ikleyn)

A SIX LITER MIXTURE OF ALCOHOL AND WATER IS 75% ALCOHOL.HOW MUCH ALCOHOL MUST BE ADDED (answered by checkley77)

Respected sir, [1] 15 litres of a mixture contains 20% alcohol and the rest water.If 3... (answered by radikrr)

A mixture of alcohol and water contains a total of 40 ounces liquid. There are 10 ounces... (answered by jorel1380)