Question
Download Solution PDFSix students are sitting around a circular table facing the centre. A is an immediate neighbour of D and E. C is an immediate neighbour of D and F. F is an immediate neighbour of C and B. Who is the immediate neighbour of both A and B?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFExplanation:
1) Six students are sitting around a circular table facing the centre.
2) A is an immediate neighbour of D and E.
Case (i):
Case (ii):
3) C is an immediate neighbour of D and F.
Case (i):
Case (ii):
4) F is an immediate neighbour of C and B.
Case (i):
Case (ii):
So, as we can see E is an immediate neighbour of both A and B in both cases.
Hence, option 3 is the correct answer.
Last updated on Jun 17, 2025
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