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A person on a moving sidewalk travel 21 feet on 7 seconds. The moving sidewalk has a length of 180 feet. How long with it take to move from one end of the sidewalk to the other<…

A person on a moving sidewalk travel 21 feet on 7 seconds. The moving sidewalk has a length of 180 feet. How long with it take to move from one end of the sidewalk to the other<…
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A person on a moving sidewalk travel 21 feet on 7 seconds. The moving sidewalk has a length of 180 feet. How long with it take to move from one end of the sidewalk to the other

asked
User Crossman
by
7.8k points

1 Answer

4 votes
21 feet requires = 7 seconds
1 feet requires = 7/21 seconds

180 feet requires
= (7/21)*180
= (1/3)*180
=60 seconds
= 1 minute

answered
User Richi RM
by
7.9k points
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