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Calculating the speed of a moving sidewalk

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A child in an airport is able to cover 376 meters in 4 minutes running at a steady speed down a moving sidewalk in the direction of the sidewalk's motion. Running at the same speed in the direction opposite to the sidewalk's movement, the child is able to cover 310 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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Solution Summary

This solution is comprised of a complete, neat and step-by-step response which illustrates how to find the running speed of a child and the speed of the moving sidewalk. All calculations are included.

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Let the absolute speed of the running child be x m/min and that of the moving sidewalk be y ...

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