Two water containers
There are 200 m3 of water in the first container, and in the second, 40 m3. The first container will flow down at a rate of 10 m3 water per hour. At the same time flows at the second rate of 5 m3 per hour. After how many hours will there be three times less water in the first container than in the second?
Correct answer:
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algebraUnits of physical quantitiesthemes, topicsGrade of the word problem
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