Question

An escalator in a mall moves up from the ground floor to the first floor. If Suresh walks up the escalator while the escalator is moving, he reaches the first floor in 9 seconds.
On the other hand, if he walks down the escalator while the escalator is moving up, he reaches the ground floor from the first floor in 36 seconds. If he just stands on the
escalator without moving, how many seconds would he take to reach the first floor from the ground floor?
O 14 seconds
22 seconds
23 seconds
24 seconds​

Answer 1

Answer:

therefore the correct answer is 24 second