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Related speed

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A child in an airport is able to cover 348 meters in 4 minutes running at a steady speed down a moving sidewalk in the direction of the sidewalks motion. Running a the same speed in the direction opposite to the sidewalks movement, the child is able to cover 275 meters in 5 minutes. What is the child's running speed on a still sidewalk, and what is the speed of the moving sidewalk?

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https://brainmass.com/physics/velocity/related-speed-200274

Solution Summary

This provides an example of finding speed of a moving sidewalk and a child on it.

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