85. Escalator Steps Puzzle A man walks up an escalator at 1 step/sec for 20 steps and at 2 steps/sec for 32 steps. What is the number of steps on the escalator? Added 13 August 2012 Show Hint Show Solution Hint: Consider the time taken to walk each segment and the speed of the escalator. Solution: The number of steps on the escalator is 48 steps.
Comments (0)
No comments yet. Be the first!
Add a Comment or Suggest an Answer