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A moving sidewalk in the Atlanta airport moves people between gates. It takes Molly's 8-year-old son Stephen 10 sec to travel 80 ft walking with the sidewalk. It takes him 40 sec to travel 120 ft walking against the moving sidewalk (in the opposite direction). Find the speed of the moving sidewalk and Stephen's walking speed on nonmoving ground. Express numbers in decimal form rounded to one decimal place.

A moving sidewalk in the Atlanta airport moves people between gates. It takes Molly's 8-year-old son Stephen 10 sec to travel 80 ft walking with the sidewalk. It takes him 40 sec to travel 120 ft walking against the moving sidewalk (in the opposite direction). Find the speed of the moving sidewalk and Stephen's walking speed on nonmoving ground. Express numbers in decimal form rounded to one decimal place.

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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A moving sidewalk in the Atlanta airport moves people between gates. It takes Molly's 8-year-old son Stephen 10 sec to travel 80 ft walking with the sidewalk. It takes him 40 sec to travel 120 ft walking against the moving sidewalk (in the opposite direction). Find the speed of the moving sidewalk and Stephen's walking speed on nonmoving ground. Express numbers in decimal form rounded to one decimal place.
Transcribed Image Text:A moving sidewalk in the Atlanta airport moves people between gates. It takes Molly's 8-year-old son Stephen 10 sec to travel 80 ft walking with the sidewalk. It takes him 40 sec to travel 120 ft walking against the moving sidewalk (in the opposite direction). Find the speed of the moving sidewalk and Stephen's walking speed on nonmoving ground. Express numbers in decimal form rounded to one decimal place.
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