Preeti reached the metro station and found that the

Last updated: 6/30/2023

Preeti reached the metro station and found that the escalator was not working She walked up the stationary escalator in time t On other days if she remains stationary on the moving escalator then the escalator takes her up in time t NEET 2017 The time taken by her to walk up on the moving escalator will be t t 1 1 2 t 1 3 t t 4 1 1 2