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A man walks up a statiomary escalatorbin 90 seconds when this man stands on a moving escalator he goes in 60 sec the time taken by the man to walk up the moving escalator

A man walks up a statiomary escalatorbin 90 seconds when this man stands on a moving escalator he goes in 60 sec the time taken by the man to walk up the moving escalator
 

Grade:11

1 Answers

Saurabh Koranglekar
askIITians Faculty 10335 Points
5 years ago
Please complete the question

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