Average Speed!

Algebra Level 2

Lokman bikes from her home to her office at a constant speed of 20 km/h, and she bikes back home at a constant speed of 40 km/h. What is closest to the average speed of her bike over time in km/h?

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Average Speed!

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, interactive explorations.

Used and loved by over 5 million people

Learn from a vibrant community of students and enthusiasts, including olympiad champions, researchers, and professionals.

Learn from a vibrant community of students and enthusiasts,
including olympiad champions, researchers, and professionals.

Learn from a vibrant community of students and enthusiasts,
including olympiad champions, researchers, and professionals.