1. No category

Seating Arrangement ­ Part02
Problem: 01
A, B, C, D, E, F, G and H are sitting around a circular table, four of them facing centre. D sits third to the
right of E, who is facing centre. only three people sits between D and G. A sits second to the right of D. B is
an immediate right of G. C facing outwards sits third to the left of E. F faces opposite direction of E, he is
not an immediate neighbour of C
Case (ii)
Step 1:
D sits third to the right of E who is
facing centre.
Step 6:
F faces opposite direction of E, he
Step 4:
is not an immediate neighbour of
B is an immediate right of G
(we have only one option to place C
Step 2:
(E faces inward means F faces
Only three people sits between D B)
outwards)
(From step 3 we have 2 cases)
and G.
Case (i)
Step 7:
Finally we left with H. from
question four of them facing
centre. in step6 four of them
facing outwards, so remaining
four facing inwards.
Step 3:
A sits second to the right of D.
Case (ii)
(for this step there is two
possibilities)
Case (i)
Step 5:
C facing outwards sits third to the
left of E
(from 4th step case(ii) is not
possible to place C)
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Problem: 02
B, F, I, L, N, R, V and Z are eight friends sitting around a circular table, two of them facing centre. R sits
third to the left of A. Z is an immediate left of A, he facing outwards. B sits second to the right of Z, he
facing centre. only two people sits between B and N. V sits immediate left of N. I facing centre not an
immediate neighbour of V.
Step 1:
Step 3:
R sits third to the left of A
B sits second to the right of Z, he
facing centre.
Case (i)
(from step2 case(i) not follow, so
go with case (ii)
Case (ii)
Step 6:
I facing centre not an immediate
neighbour of V (the only
Step 4:
possiblities to place I is in
Only two people sits between B between R and Z)
and N
Case (i)
Step 2:
Z is an immediate left of A, he is
facing outwards.
Case (i)
Step 7:
Finally only place left, add F
there. According to the question 2
of them facing centre. B and I are
Facing centre, so remaing facing
outwards.
Case (ii)
Case (ii)
Step 5:
V sits immediate left of N
(from
step4
case(ii)
applicable)
Page ­ 2
not
By
A . Anandha Raja