Pouring alcohol

100 liters of alcohol has 70%
How many liters of water must be added to have 60% alcohol?

Final Answer:

x =  16.6667

Step-by-step explanation:


100 · 0.70 = 0.6 · (100+x)

0.6x = 10


x = 10/0.6 = 16.66666667

x = 50/3 ≈ 16.666667

Our simple equation calculator calculates it.



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You need to know the following knowledge to solve this word math problem:

algebrabasic operations and conceptsUnits of physical quantitiesthemes, topicsGrade of the word problem

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