Question
Seven persons M, N, O, Q, R, S and T sit in a straight
row facing north direction. Who sits 2nd from the left end? Statement I: O sits 2nd to the left of R. N sits 2nd to the left of M, who sits to the immediate left of Q. Only M and Q sit to the right of R. Statement II: Four persons sit between S and M, who sits 2nd from the right end. T sits 3rd to the left of R, who sits adjacent to M. O sits to the immediate left of N. Statement III: S sits to the left of N. M sits to the right of O. Q sits at one of the extreme ends. The question given below consists of three statements numbered I, II and III below them. You have to decide whether the data provided in the statements are sufficient to answer the question. Read all the statements and give answer:Solution
From statement I, as O sits 2nd to the left of R. N sits 2nd to the left of M, who sits immediate left of Q. Only M and Q sit to the right of R, so T sits 2 nd from the left end. On combining statements II and III,
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