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A moving sidewalk in an airport moves people between gates. It takes Jason's 5-year-old daughter Josie 10 sec to travel 30 ft walking with the

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A moving sidewalk in an airport moves people between gates. It takes Jason's 5-year-old daughter Josie 10 sec to travel 30 ft walking with the sidewalk. It takes her 9 sec to walk 18 ft against the moving sidewalk (in the opposite direction). Find the speed of the sidewalk and find Josie's speed walking on non-moving ground. E Part: 0/2 Part 1 of 2 The sidewalk moves at ft/sec

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