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A problem by Ashish Sharma

Level pending

The football team has jerseys numbered from 10 to 30. Everyone gets a jersey and there are three leftover. How many people are on the football team?

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.

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by Ashish Sharma

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