Please help with this word problem!

Question

The formula Requires 20 liters of alcohol to make 120 liters of solution. How many liters of alcohol are needed to make 1560 liters of solution 

Answer 1

It takes 20 liters of alcohol to make 120 liters of solution. That means that 20/120 or 1/6 of the solution contains alcohol.

 

Therefore, for  1560 liters of solution, the liters of alcohol needed are: (1560) (1/6) = 260 liters of alcohol