in Quantitative Aptitude retagged by
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The points in the graph below represent the halts of a lift for a durations of $1$ minute, over a period of $1$ hour.

Which of the following statements are correct?

  1. The elevator moves directly from any non-ground floor to another non-ground floor over the an hour period.
  2. The elevator stays on the fourth floor for the longest duration over the one hour period.
  1. Only i
  2. Only ii
  3. Both i and ii
  4. Neither i nor ii
in Quantitative Aptitude retagged by
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1 Answer

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$i)$ False. Elevator moves from non grounded floor to another non grounded floor in some cases, but not for all cases.

$ii)$ False. Elevator stays on ground floor for longest period of time
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