Question
Download Solution PDFSix friends A, B, C, D, E and F are sitting on a bench facing north. A is sitting second to the right of C, who is an immediate neighbour of D. E is sitting to the immediate left of A. F is an immediate neighbour of both just D and B. If B is sitting at one extreme end of the bench, then who among the following is sitting at the other extreme end?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFGiven: Six friends A, B, C, D, E and F are sitting on a bench facing north.
(1): B is sitting at one extreme end of the bench. So, there have two possibilities
Case(I):
Case (II):
(2): F is an immediate neighbour of both just D and B.
Case(I):
Case (II):
(3): A is sitting second to the right of C, who is an immediate neighbour of D. i.e. A is sitting second to the right of C and C is an immediate neighbour of D.
So, Case (II) is eliminated.
Case (I):
Then, the final arrangement is:
Therefore, A is sitting at the other extreme end.
Hence, the correct answer is A.
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