Excel in math, science, and engineering

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Money Amount!

Algebra Level 2

Jane gave three-fifths of the amount of money she had to Jack. Jane now has $200. How dollar dis she give to Jack?

$500 $200 $120 $300 $80

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 Mamun Abdullah

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