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      Question

      Some of the people are standing in a line and all are

      facing south direction. How many people standing in a line? I.O sits fourth to the extreme end of the line. One person sits between Z and T. Z is not an immediate neighbour of O. Z does not sit any extreme end of the line. Y sits second to the right of O. II.Four persons sit between T and Y. F sits third to the left of C. F is the only immediate neighbour of E. P sits fifth to the left of A. III.Y sits third to the right of L. Z is an immediate neighbour of A but not an immediate neighbour of T. A sits one of the extreme end Each of the questions below consists of a question and three statements numbered I, II and III given below it. You have to decide whether the data provided in the statements are sufficient to answer the question. Read the question and all three statements and give answer accordingly.
      A Only I and II are sufficient to answer the question Correct Answer Incorrect Answer
      B Only I and III are sufficient to answer the question Correct Answer Incorrect Answer
      C All I, II and III are not sufficient to answer the question Correct Answer Incorrect Answer
      D All I, II and III are sufficient to answer the question Correct Answer Incorrect Answer
      E Only I and either II or III are sufficient to answer the question Correct Answer Incorrect Answer

      Solution

      From I, II and III. We will have two cases: A can sit fourth from the left end as well as right end also. Case 1. A Y ___ O L P T This case will get discarded as there is no place left for Z. Case 2. (i)            Y_____                O   L___                T This case will get discarded as there is no place left for Z. (ii) T  _Z__                 Y_O L__ This case will get discarded as there is no place left for A. (iii) A Z __ T _ P _ _ Y C O L F E Hence 14 people standing in line    

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