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Basketball

Level 1

David went to the nearby park to shoot some free-throws. He shot 75 times and made 68% of them. How many free-throws did David make?

50 48 51 65

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Excel in math and science

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It's hard to learn from lectures and videos

Learn more effectively through short, interactive explorations.

Used and loved by over 6 million people

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including olympiad champions, researchers, and professionals.

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by Vishal Srinivasan

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