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Seven people J, K, L, M, N, O and P live on seven different floors of a building. The lowest floor is numbered 1 and the topmost floor is numbered 7. M lives on floor 3. Two persons live between M and J, and J lives on a floor above M. K lives immediately above J. Only one person lives between K and N. O lives immediately above L. P lives on an even-numbered floor. How many persons live between P and J?

Competition practicePuzzles & Seating
  • ANone
  • BThree
  • CTwo
  • DOne

Step-by-Step Solution

Floors: L(1) O(2) M(3) P(4) N(5) J(6) K(7). Between P(4) and J(6) is only floor 5 = one person.
Answer: D) One

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