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How many numbers???

Discrete Mathematics Level 3

How many three digit numbers are there such that the sum of the digits in each number is 10.

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.

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including olympiad champions, researchers, and professionals.

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by Anuj Shikarkhane

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