Just an average problem

Discrete Mathematics Level 2

You are given the task of making a list of 10 distinct, positive integers which have an average of 20. What is the largest possible value of a single number in the list?

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.