Question

Vinay went up an ascending escalator from the ground
floor to the first floor in 24 seconds. Had the escalator
been stationary, he would have taken 54 seconds.
If Vinay's speed is v and that of the escalator is e, what
can be concluded regarding v and e?
(A) v > 66/3% of e
(B) v > 87'72% of e
(C) e < 125% of v
(D) None of these
​

Answer 1

The concept is same as Boats and streams. I hope the answer is clear.