Question
Six students (L, M, N, O, P and Q) sit in a linear row
facing south in a classroom but not necessarily in the same order. One person sits between L and N. Two persons sit to the right of N. P sits third to the right of O. O doesn’t sit adjacent to M or Q. Who sits second to the left of O?Solution
One person sits between L and N. Two persons sit to the right of N. _____  ____ N ____ L ____ ….. (I) L  ____ N ____  ____  ____  ……. (II) P sits third to the right of O. O doesn’t sit adjacent to M or Q. Case 2 will get discarded as we cannot place M and Q. P   M/Q   N   O    L  Q/M ….. (I) L  ____ N ____  ____  ____  ……. (II) The final arrangement is as follows: P        Q/M    N        O        L         M/Q
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