A suspicious-looking man runs as fast as he can along a moving sidewalk from one end to the other, taking 2.50 s.Then security agents appear, and the man runs as fast as he can back along the sidewalk to his starting point, taking 10.0 s.What is the ratio of the man's running speed to the sidewalk's speed?
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M1
![A suspicious-looking man runs as fast as he
can along a
moving sidewalk from one end to the other,
taking 2.50 s.Then security
agents appear, and the man runs as fast as
he can back along
the sidewalk to his starting point, taking
10.0 s.What is the ratio of
the man's running speed to the sidewalk's
speed?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F7dda479c-ddb7-49e5-8d17-37bf088ec638%2F21beea0f-5791-4778-9886-bc3776e9a2ef%2Fav5mnzc_processed.jpeg&w=3840&q=75)
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