SOLUTION: A child is running on a moving sidewalk in an airport. When he runs against the sidewalk's motion, he travels 60ft in 15 seconds. When he runs with the sidewalk's motion, he travel
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Question 1078363: A child is running on a moving sidewalk in an airport. When he runs against the sidewalk's motion, he travels 60ft in 15 seconds. When he runs with the sidewalk's motion, he travels 132ft in 11 seconds. What is the rate of the child on a still sidewalk and what is the rate of the moving sidewalk?