Huge Tub

Algebra Level 2

Once upon a time, there was a huge tub which had 6 taps. If at first the tub is full, and all of the taps are opened, the tub will be empty in 8 hours. How many hours will it take if there're 4 taps open?

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Huge Tub

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Community

100 Day Summer Challenge

Huge Tub

Excel in math and science

Master concepts by solving fun, challenging problems.

It's hard to learn from lectures and videos

Learn more effectively through short, conceptual quizzes.

Our wiki is made for math and science

Master advanced concepts through explanations, examples, and problems from the community.

Used and loved by 4 million people

Learn from a vibrant community of students and enthusiasts, including olympiad champions, researchers, and professionals.

Master advanced concepts through explanations,
examples, and problems from the community.

Learn from a vibrant community of students and enthusiasts,
including olympiad champions, researchers, and professionals.

Master advanced concepts through explanations,
examples, and problems from the community.

Learn from a vibrant community of students and enthusiasts,
including olympiad champions, researchers, and professionals.