Seating Arrangement - Beginner Level: linear arrangements BEGINNER

Ready to master seating arrangement? This concept mastery features 20 beginner-level challenges. Worksheet 2 of 30 sharpens your linear arrangements skills. Master linear arrangement, row seating, table arrangement through guided practice. Perfect for entry-level test preparation.

πŸ“ Worksheet 2 of 30 β€’ 20 questions β€’ ⏱️ Estimated time: 20 minutes β€’ 🎯 Beginner level

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Worksheet 2 of 30 (6% complete)

Question 1

Eight persons A, D, C, B, H, E, F and G are sitting around a square table. Four persons sit at corners and four at the middle of sides, all facing the center. A sits at a corner. D sits second to the right of A. C sits at the middle of a side and is not adjacent to A. B sits opposite to A. H sits at a corner immediately to the right of C. E sits immediately to the left of D. F is not adjacent to B. How many persons sit between A and B when counted from the left of A?
Solution Approach:

Step 1: Draw square table diagram
Positions clockwise (C=Corner, M=Midpoint):
C1(1) β†’ M1(2) β†’ C2(3) β†’ M2(4) β†’ C3(5) β†’ M3(6) β†’ C4(7) β†’ M4(8) β†’ back to C1
Corner positions: 1, 3, 5, 7
Midpoint positions: 2, 4, 6, 8
Opposite corners: pos1↔pos5, pos3↔pos7

Step 2: Place persons systematically
- A sits at a corner β†’ pos 1
- D sits second to the RIGHT of A: right(center-facing)=CW
2 CW from pos 1 β†’ pos 3 βœ“ (corner)
- B sits OPPOSITE A (pos 1) β†’ pos 5 βœ“
- C at midpoint, NOT adjacent to A(pos 1):
Adjacent to pos 1: pos 8 and pos 2
C β†’ pos 6 (midpoint, not adjacent) βœ“
- H sits at corner immediately to the RIGHT of C(pos 6):
1 CW from pos 6 β†’ pos 7 (corner) βœ“

Step 3: Remaining persons
Remaining: E, F, G
Fill remaining seats: pos2=E, pos8=F, pos4=G

Final Arrangement (clockwise):
pos1:A β†’ pos2:E β†’ pos3:D β†’ pos4:G β†’ pos5:B β†’ pos6:C β†’ pos7:H β†’ pos8:F

Step 4: Count from LEFT of A to B
Left = anti-clockwise direction from A(pos 1):
pos1(A) β†’ pos8(F) β†’ pos7(H) β†’ pos6(C) β†’ pos5(B)
Persons between (excluding A and B): pos8(F), pos7(H), pos6(C)
Count = 3 person(s)

Answer: Three person(s) sit between A and B.

Question 2

Five friends S, R, Q, T and P are sitting in a row facing South. S sits at the right extreme end. R sits second to the right of Q. P sits immediately to the right of Q (from viewer's perspective). T is not adjacent to S. Who sits at the left extreme end?
Solution Approach:

Step 1: Understanding facing South
When persons face South:
- Their right hand points West (viewer's LEFT) β€” "right" in the question = lower position number
- Viewer's "right" (higher position) = person's left side

Step 2: Set up diagram (viewer's perspective)
Position: 1(left) 2 3 4 5(right)

Step 3: Apply conditions
- S at the right extreme end β†’ Position 5
- R sits second to the right of Q:
South-facing right = viewer's left = lower position: pos[R] = pos[Q] - 2
Possible: Q=3β†’R=1, or Q=4β†’R=2
- P sits immediately to the right of Q (viewer's right = higher pos): pos[P] = pos[Q] + 1
If Q=3 β†’ P=4 βœ“ (pos 4 free)
If Q=4 β†’ P=5 = S βœ— (conflict)
∴ Q=3, R=1, P=4

Position: R _ Q P S

Step 4: Apply constraint
- T not adjacent to S (pos 5): T β‰  pos 4 (taken by P) β†’ T at pos 2 βœ“

Final Arrangement (all facing South ↓):
Position: R T Q P S

Verification:
βœ“ S at right extreme end (pos 5)
βœ“ R second to right of Q: pos[R](=1)-2 = 3 = pos[Q] (south-facing right=lower)
βœ“ P immediately right of Q (viewer right): pos 3+1 = 4
βœ“ T not adjacent to S (pos 2, not pos 4)

Answer: R sits at the left extreme end (position 1).

Question 3

Five persons X, W, V, Z and Y are to be seated in a row facing North. The following conditions apply: - If X sits at an extreme end, then V must sit immediately next to W - If X does not sit at an extreme end, then Z must sit at an extreme end - Y cannot sit next to X - W sits second from the left Which of the following must be FALSE?
Solution Approach:

Step 1: Apply the fixed condition
- W sits second from the left β†’ W at position 2 (fixed)

Step 2: Enumerate all valid arrangements
Testing all 120 possible arrangements with W at pos 2, applying all conditions.
7 valid arrangement(s) found.

Valid arrangement(s):
β€’ X W V Z Y
β€’ X W V Y Z
β€’ V W Y Z X
β€’ Z W X V Y
β€’ Y W X V Z
β€’ Y W V X Z
(shown up to 6)

Step 3: Test each MCQ option

- "V sits at position 3": βœ“ Possible in at least one valid arrangement
- "Z sits at position 1": βœ“ Possible in at least one valid arrangement
- "W sits at position 2": βœ“ Possible in at least one valid arrangement
- "X sits at position 2": βœ— NEVER possible β†’ must be FALSE

Step 4: Conclusion
"X sits at position 2" is impossible in ALL 7 valid arrangement(s) β€” it must be FALSE.
All other options occur in at least one valid arrangement.

Answer: "X sits at position 2" must be FALSE.

Question 4

Five persons A, C, E, B and D are sitting in a row facing North. A sits at one of the extreme ends. C sits second to the right of A. E sits immediately to the left of C. B is not at any extreme end. Who sits at the other extreme end?
Solution Approach:

Step 1: Create the basic diagram
Draw 5 positions in a row, all facing North (↑):
Position: 1 2 3 4 5

Step 2: Apply direct conditions
- A sits at one extreme end β†’ Place A at position 1
- C sits second to the right of A β†’ C at position 3
- E sits immediately to the left of C β†’ E at position 2

Position: A E C _ _

Step 3: Apply constraint conditions
- B is not at any extreme end β†’ remaining positions are 4 and 5; B cannot be at 5, so B at position 4
- Only D remains β†’ D at position 5

Final Arrangement (all facing North ↑):
Position: A E C B D

Verification:
βœ“ A at extreme end (pos 1)
βœ“ C second to the right of A (pos 3)
βœ“ E immediately to the left of C (pos 2)
βœ“ B not at extreme end (pos 4)

Answer: D sits at the other extreme end (position 5).

Question 5

Eight persons A, C, G, E, F, B, D and H are sitting around a square table. Four persons sit at corners and four at the middle of sides, all facing the center. A sits at a corner. C sits second to the right of A. G sits at the middle of a side and is not adjacent to A. E sits opposite to A. F sits at a corner immediately to the right of G. B sits immediately to the left of C. D is not adjacent to E. How many persons sit between A and E when counted from the left of A?
Solution Approach:

Step 1: Draw square table diagram
Positions clockwise (C=Corner, M=Midpoint):
C1(1) β†’ M1(2) β†’ C2(3) β†’ M2(4) β†’ C3(5) β†’ M3(6) β†’ C4(7) β†’ M4(8) β†’ back to C1
Corner positions: 1, 3, 5, 7
Midpoint positions: 2, 4, 6, 8
Opposite corners: pos1↔pos5, pos3↔pos7

Step 2: Place persons systematically
- A sits at a corner β†’ pos 1
- C sits second to the RIGHT of A: right(center-facing)=CW
2 CW from pos 1 β†’ pos 3 βœ“ (corner)
- E sits OPPOSITE A (pos 1) β†’ pos 5 βœ“
- G at midpoint, NOT adjacent to A(pos 1):
Adjacent to pos 1: pos 8 and pos 2
G β†’ pos 6 (midpoint, not adjacent) βœ“
- F sits at corner immediately to the RIGHT of G(pos 6):
1 CW from pos 6 β†’ pos 7 (corner) βœ“

Step 3: Remaining persons
Remaining: B, D, H
Fill remaining seats: pos2=B, pos8=D, pos4=H

Final Arrangement (clockwise):
pos1:A β†’ pos2:B β†’ pos3:C β†’ pos4:H β†’ pos5:E β†’ pos6:G β†’ pos7:F β†’ pos8:D

Step 4: Count from LEFT of A to E
Left = anti-clockwise direction from A(pos 1):
pos1(A) β†’ pos8(D) β†’ pos7(F) β†’ pos6(G) β†’ pos5(E)
Persons between (excluding A and E): pos8(D), pos7(F), pos6(G)
Count = 3 person(s)

Answer: Three person(s) sit between A and E.

Question 6

Five persons B, C, D, A and E are sitting in a row facing North. B sits at one of the extreme ends. C sits second to the right of B. D sits immediately to the left of C. A is not at any extreme end. Who sits at the other extreme end?
Solution Approach:

Step 1: Create the basic diagram
Draw 5 positions in a row, all facing North (↑):
Position: 1 2 3 4 5

Step 2: Apply direct conditions
- B sits at one extreme end β†’ Place B at position 1
- C sits second to the right of B β†’ C at position 3
- D sits immediately to the left of C β†’ D at position 2

Position: B D C _ _

Step 3: Apply constraint conditions
- A is not at any extreme end β†’ remaining positions are 4 and 5; A cannot be at 5, so A at position 4
- Only E remains β†’ E at position 5

Final Arrangement (all facing North ↑):
Position: B D C A E

Verification:
βœ“ B at extreme end (pos 1)
βœ“ C second to the right of B (pos 3)
βœ“ D immediately to the left of C (pos 2)
βœ“ A not at extreme end (pos 4)

Answer: E sits at the other extreme end (position 5).

Question 7

Six persons Bina, Eshaan, Chetan, Amit, Divya and Falguni are sitting in a row facing North. Each has a different profession: Architect, Doctor, Lawyer, Teacher, Banker and Engineer. Bina is a Architect and sits third from the left. The Doctor sits second from the left. Eshaan sits second to the right of the Doctor. The Banker sits immediately to the right of Bina. Divya is a Lawyer and is not adjacent to Bina. The Teacher sits at the right extreme end. Falguni sits at an extreme end. Amit is not at an extreme end. What is the profession of Amit?
Solution Approach:

Step 1: Create position-person-profession grid
Position: 1 2 3 4 5 6
Person: _ _ _ _ _ _
Profsn: _ _ _ _ _ _

Step 2: Apply direct conditions
- Bina is Architect, sits at position 3
- The Doctor sits second from the left β†’ position 2
(Which person is the Doctor? Must be Chetan, the only one unassigned here β€” verified below.)
- Eshaan sits second to the right of the Doctor (pos 2): 2+2 = pos 4 β†’ Eshaan at position 4

Position: _ [Doctor] Bina Eshaan _ _
Profsn: _ Doctor Architect _ _ _

Step 3: Apply adjacency and profession constraints
- The Banker sits immediately to the RIGHT of Bina(pos 3) β†’ pos 4 = Eshaan
∴ Eshaan is the Banker βœ“
- The Teacher sits at right extreme β†’ position 6

Position: _ [Doctor] Bina Eshaan _ [law]
Profsn: _ Doctor Architect Banker _ Teacher

Step 4: Identify the Engineer
Persons left for pos1,2,5,6: Chetan, Amit, Divya, Falguni
The Doctor is at pos2. Which person?
Not Bina(pos3), not Eshaan(pos4). Try each remaining:
Chetan at pos2 β†’ Chetan=Doctor βœ“ (no other constraint violated)

Position: _ Chetan Bina Eshaan _ _
Profsn: _ Doctor Architect Banker _ _

Step 5: Place E, D, F
Remaining persons: Divya,Amit,Falguni β†’ positions 1, 5, 6.
- Divya is Lawyer and NOT adjacent to Bina(pos3): adjacent = pos2,pos4.
Divya not at pos2(taken) or pos4(taken). Remaining: pos1, pos5, pos6. All satisfy adjacency βœ“.
- Falguni sits at an extreme end: pos1 or pos6.
- Amit is NOT at an extreme end: Amit not at pos1 or pos6 β†’ Amit at pos5.
- Falguni at extreme: pos1 or pos6.
- Teacher at pos6. If F=Teacher, F at pos6. Otherwise F at pos1.
After placing D=pos5: remaining Divya and Falguni at pos1 and pos6.
F at extreme β†’ F at pos1 or pos6 (both extreme).
Who is the Teacher (pos6)? Not Bina(doc), Eshaan(ban), Chetan(eng), Amit(remaining profsn), Divya(tea).
Teacher must be Falguni. So Falguni at pos6 = Teacher. Divya at pos1 = Lawyer βœ“ (not adjacent to Bina).

Final Arrangement:
Position: 1 2 3 4 5 6
Person: Divya Chetan Bina Eshaan Amit Falguni
Profsn: Lawyer Doctor Architect Banker ? Teacher

Step 6: Determine Amit's profession
Professions assigned: Architect(Bina), Banker(Eshaan), Doctor(Chetan), Lawyer(Divya), Teacher(Falguni)
Remaining profession: Engineer β†’ Amit is the Engineer

Verification:
βœ“ Bina=Doctor at pos 3
βœ“ Engineer(Chetan) at pos 2
βœ“ Eshaan second right of Engineer (pos 4)
βœ“ Banker(Eshaan) immediately right of Bina
βœ“ Divya=Teacher at pos 1 (not adjacent to Bina)
βœ“ Lawyer(Falguni) at right extreme (pos 6)
βœ“ Falguni at extreme end (pos 6)
βœ“ Amit not at extreme end (pos 5)

Answer: Amit's profession is Engineer.

Question 8

Six family members β€” Arjun (grandfather), Isha (grandmother), Rajesh (father), Jyoti (mother), Varun (son), and Ekta (daughter) β€” are sitting around a circular table facing the center. No male sits adjacent to another male. Jyoti sits second to the right of Isha. Rajesh is not adjacent to his wife. Varun is not adjacent to Isha. Who sits immediately to the right of Ekta?
Solution Approach:

Step 1: Identify genders
Males: Arjun, Rajesh, Varun
Females: Isha, Jyoti, Ekta

Step 2: Apply no-adjacent-males constraint
With 3 males and 3 females in a circle of 6, "no two males adjacent" forces strict alternation:
M, F, M, F, M, F (clockwise)

Step 3: Build the arrangement
Position 1: a Male. Let Arjun at pos 1.
Then: pos2=Female, pos3=Male, pos4=Female, pos5=Male, pos6=Female.

Step 4: Apply the mother-grandmother constraint
Jyoti sits second to the RIGHT of Isha (right=CW):
Female positions: 2, 4, 6.
- If Isha=pos2 β†’ Jyoti=pos4 βœ“ (or pos2+2=pos4)
- If Isha=pos4 β†’ Jyoti=pos6 βœ“
- If Isha=pos6 β†’ Jyoti=pos8%6=pos2 βœ“

Step 5: Apply father-not-adjacent-to-mother (wife) constraint
Rajesh's wife = Jyoti.
Rajesh not adjacent to Jyoti.
Male positions: 1, 3, 5. Female positions: 2, 4, 6.
Testing Isha=pos4 β†’ Jyoti=pos6:
- Father options: pos1, pos3, pos5.
Adjacent to pos6: pos5, pos1. So father β‰  pos5 and β‰  pos1 β†’ Rajesh=pos3 βœ“.
Remaining males: Arjun(1), Varun(5). Ekta and Isha fill pos2, pos4.
Isha=pos4 (as set). Ekta=pos2 βœ“.

Final Arrangement:
pos1:Arjun β†’ pos2:Jyoti β†’ pos3:Varun β†’ pos4:Ekta β†’ pos5:Rajesh β†’ pos6:Isha

Verification:
βœ“ No adjacent males: Arjun(1)-Ekta(2), Rajesh(3)-Isha(4), Varun(5)-Jyoti(6) β€” all M-F pairs
βœ“ Jyoti(pos6) second right of Isha(pos4): CW 2 from pos4 = pos6 βœ“
βœ“ Rajesh(pos3) not adjacent to Jyoti(pos6): pos3 and pos6 are not adjacent βœ“

Find immediately to the right of Ekta:
Ekta at pos 4. Right (CW) = pos 5 = Rajesh.

Answer: Rajesh sits immediately to the right of Ekta.

Question 9

Six persons P, O, L, K, N and M sit around a circular table facing outward. O sits second to the left of P. L sits opposite to O. K sits immediately to the right of L. N sits opposite to P. Who sits immediately to the left of O?
Solution Approach:

Step 1: Understanding facing outward
When facing outward (away from center):
- LEFT = CLOCKWISE direction
- RIGHT = ANTI-CLOCKWISE direction
- Opposite positions are still n/2 = 3 seats apart.

Step 2: Draw diagram (positions 1–6 clockwise)

Step 3: Apply conditions
- Fix P at position 1.
- O sits second to the LEFT of P: left(outward)=CW, so O is 2 CW from P.
pos[O] = 3
- L sits opposite O (pos 3): pos 6
- K sits immediately to the RIGHT of L (pos 6):
right(outward)=anti-CW β†’ pos 5
- N sits opposite P (pos 1): pos 4
- Remaining M fills pos 2.

Final Arrangement (clockwise):
pos1:P β†’ pos2:M β†’ pos3:O β†’ pos4:N β†’ pos5:K β†’ pos6:L
(All facing outward β†—)

Find immediate left of O (pos 3):
Left (outward) = clockwise β†’ pos 4 = N

Verification:
βœ“ O second to left of P (CW direction)
βœ“ L opposite O
βœ“ K immediately right (anti-CW) of L
βœ“ N opposite P

Answer: N sits immediately to the left of O.

Question 10

Six persons Aman, Esha, Deepak, Farhan, Charu and Bhanu are sitting around a hexagonal table, one at each corner, all facing the center. Aman sits opposite to Esha. Deepak sits second to the right of Aman. Charu sits second to the right of Bhanu. Farhan is not adjacent to Aman. What is the position of Farhan with respect to Deepak?
Solution Approach:

Step 1: Draw hexagonal arrangement
6 corners H1–H6 clockwise.
Opposite pairs: H1↔H4, H2↔H5, H3↔H6.

Step 2: Place definite positions
- Fix Aman at H1 (pos 1).
- Aman opposite Esha: opp(pos1) = pos4 β†’ Esha at H4

Step 3: Apply relative positioning
- Deepak second to the right of Aman(pos1):
CW 2: pos1β†’pos2β†’pos3
β†’ Deepak at H3

- Charu second to the right of Bhanu:
This means F is somewhere and E is 2 CW from F.
We need to find where F and E land.
After placing Aman=1, Esha=4, Deepak=3,
remaining seats: [2, 5, 6].
Charu = 2 CW from Bhanu: pos5 is 2 clockwise [solver-verified].
β†’ Bhanu at pos6, Charu at pos2

Step 4: Apply constraint
- Farhan not adjacent to Aman(pos1):
Adjacent to pos1: pos6 and pos2
β†’ Farhan at pos5 (not adjacent) βœ“

Final Arrangement (clockwise):
H1:Aman β†’ H2:Charu β†’ H3:Deepak β†’ H4:Esha β†’ H5:Farhan β†’ H6:Bhanu

Step 5: Find Farhan's position relative to Deepak
Deepak at pos3, Farhan at pos5.
pos5 is 2 clockwise from pos3.

Verification:
βœ“ Aman opposite Esha
βœ“ Deepak second to right of Aman
βœ“ Charu second to right of Bhanu
βœ“ Farhan not adjacent to Aman

Answer: Farhan sits to the second to the right of Deepak.

Question 11

Six family members β€” Rahul (grandfather), Priya (grandmother), Rohan (father), Isha (mother), Vikram (son), and Swati (daughter) β€” are sitting around a circular table facing the center. No male sits adjacent to another male. Isha sits second to the right of Priya. Rohan is not adjacent to his wife. Vikram is not adjacent to Priya. Who sits immediately to the right of Swati?
Solution Approach:

Step 1: Identify genders
Males: Rahul, Rohan, Vikram
Females: Priya, Isha, Swati

Step 2: Apply no-adjacent-males constraint
With 3 males and 3 females in a circle of 6, "no two males adjacent" forces strict alternation:
M, F, M, F, M, F (clockwise)

Step 3: Build the arrangement
Position 1: a Male. Let Rahul at pos 1.
Then: pos2=Female, pos3=Male, pos4=Female, pos5=Male, pos6=Female.

Step 4: Apply the mother-grandmother constraint
Isha sits second to the RIGHT of Priya (right=CW):
Female positions: 2, 4, 6.
- If Priya=pos2 β†’ Isha=pos4 βœ“ (or pos2+2=pos4)
- If Priya=pos4 β†’ Isha=pos6 βœ“
- If Priya=pos6 β†’ Isha=pos8%6=pos2 βœ“

Step 5: Apply father-not-adjacent-to-mother (wife) constraint
Rohan's wife = Isha.
Rohan not adjacent to Isha.
Male positions: 1, 3, 5. Female positions: 2, 4, 6.
Testing Priya=pos4 β†’ Isha=pos6:
- Father options: pos1, pos3, pos5.
Adjacent to pos6: pos5, pos1. So father β‰  pos5 and β‰  pos1 β†’ Rohan=pos3 βœ“.
Remaining males: Rahul(1), Vikram(5). Swati and Priya fill pos2, pos4.
Priya=pos4 (as set). Swati=pos2 βœ“.

Final Arrangement:
pos1:Rahul β†’ pos2:Isha β†’ pos3:Vikram β†’ pos4:Swati β†’ pos5:Rohan β†’ pos6:Priya

Verification:
βœ“ No adjacent males: Rahul(1)-Swati(2), Rohan(3)-Priya(4), Vikram(5)-Isha(6) β€” all M-F pairs
βœ“ Isha(pos6) second right of Priya(pos4): CW 2 from pos4 = pos6 βœ“
βœ“ Rohan(pos3) not adjacent to Isha(pos6): pos3 and pos6 are not adjacent βœ“

Find immediately to the right of Swati:
Swati at pos 4. Right (CW) = pos 5 = Rohan.

Answer: Rohan sits immediately to the right of Swati.

Question 12

Six family members β€” Ankit (grandfather), Swati (grandmother), Sunil (father), Farah (mother), Deepak (son), and Anjali (daughter) β€” are sitting around a circular table facing the center. No male sits adjacent to another male. Farah sits second to the right of Swati. Sunil is not adjacent to his wife. Deepak is not adjacent to Swati. Who sits immediately to the right of Anjali?
Solution Approach:

Step 1: Identify genders
Males: Ankit, Sunil, Deepak
Females: Swati, Farah, Anjali

Step 2: Apply no-adjacent-males constraint
With 3 males and 3 females in a circle of 6, "no two males adjacent" forces strict alternation:
M, F, M, F, M, F (clockwise)

Step 3: Build the arrangement
Position 1: a Male. Let Ankit at pos 1.
Then: pos2=Female, pos3=Male, pos4=Female, pos5=Male, pos6=Female.

Step 4: Apply the mother-grandmother constraint
Farah sits second to the RIGHT of Swati (right=CW):
Female positions: 2, 4, 6.
- If Swati=pos2 β†’ Farah=pos4 βœ“ (or pos2+2=pos4)
- If Swati=pos4 β†’ Farah=pos6 βœ“
- If Swati=pos6 β†’ Farah=pos8%6=pos2 βœ“

Step 5: Apply father-not-adjacent-to-mother (wife) constraint
Sunil's wife = Farah.
Sunil not adjacent to Farah.
Male positions: 1, 3, 5. Female positions: 2, 4, 6.
Testing Swati=pos4 β†’ Farah=pos6:
- Father options: pos1, pos3, pos5.
Adjacent to pos6: pos5, pos1. So father β‰  pos5 and β‰  pos1 β†’ Sunil=pos3 βœ“.
Remaining males: Ankit(1), Deepak(5). Anjali and Swati fill pos2, pos4.
Swati=pos4 (as set). Anjali=pos2 βœ“.

Final Arrangement:
pos1:Ankit β†’ pos2:Farah β†’ pos3:Deepak β†’ pos4:Anjali β†’ pos5:Sunil β†’ pos6:Swati

Verification:
βœ“ No adjacent males: Ankit(1)-Anjali(2), Sunil(3)-Swati(4), Deepak(5)-Farah(6) β€” all M-F pairs
βœ“ Farah(pos6) second right of Swati(pos4): CW 2 from pos4 = pos6 βœ“
βœ“ Sunil(pos3) not adjacent to Farah(pos6): pos3 and pos6 are not adjacent βœ“

Find immediately to the right of Anjali:
Anjali at pos 4. Right (CW) = pos 5 = Sunil.

Answer: Sunil sits immediately to the right of Anjali.

Question 13

Six persons Divya, Falguni, Bina, Eshaan, Amit and Chetan are sitting in a row facing North. Each has a different profession: Engineer, Architect, Banker, Doctor, Teacher and Lawyer. Divya is a Engineer and sits third from the left. The Architect sits second from the left. Falguni sits second to the right of the Architect. The Teacher sits immediately to the right of Divya. Amit is a Banker and is not adjacent to Divya. The Doctor sits at the right extreme end. Chetan sits at an extreme end. Eshaan is not at an extreme end. What is the profession of Eshaan?
Solution Approach:

Step 1: Create position-person-profession grid
Position: 1 2 3 4 5 6
Person: _ _ _ _ _ _
Profsn: _ _ _ _ _ _

Step 2: Apply direct conditions
- Divya is Engineer, sits at position 3
- The Architect sits second from the left β†’ position 2
(Which person is the Architect? Must be Bina, the only one unassigned here β€” verified below.)
- Falguni sits second to the right of the Architect (pos 2): 2+2 = pos 4 β†’ Falguni at position 4

Position: _ [Architect] Divya Falguni _ _
Profsn: _ Architect Engineer _ _ _

Step 3: Apply adjacency and profession constraints
- The Teacher sits immediately to the RIGHT of Divya(pos 3) β†’ pos 4 = Falguni
∴ Falguni is the Teacher βœ“
- The Doctor sits at right extreme β†’ position 6

Position: _ [Architect] Divya Falguni _ [law]
Profsn: _ Architect Engineer Teacher _ Doctor

Step 4: Identify the Engineer
Persons left for pos1,2,5,6: Bina, Eshaan, Amit, Chetan
The Architect is at pos2. Which person?
Not Divya(pos3), not Falguni(pos4). Try each remaining:
Bina at pos2 β†’ Bina=Architect βœ“ (no other constraint violated)

Position: _ Bina Divya Falguni _ _
Profsn: _ Architect Engineer Teacher _ _

Step 5: Place E, D, F
Remaining persons: Amit,Eshaan,Chetan β†’ positions 1, 5, 6.
- Amit is Banker and NOT adjacent to Divya(pos3): adjacent = pos2,pos4.
Amit not at pos2(taken) or pos4(taken). Remaining: pos1, pos5, pos6. All satisfy adjacency βœ“.
- Chetan sits at an extreme end: pos1 or pos6.
- Eshaan is NOT at an extreme end: Eshaan not at pos1 or pos6 β†’ Eshaan at pos5.
- Chetan at extreme: pos1 or pos6.
- Doctor at pos6. If F=Doctor, F at pos6. Otherwise F at pos1.
After placing D=pos5: remaining Amit and Chetan at pos1 and pos6.
F at extreme β†’ F at pos1 or pos6 (both extreme).
Who is the Doctor (pos6)? Not Divya(doc), Falguni(ban), Bina(eng), Eshaan(remaining profsn), Amit(tea).
Doctor must be Chetan. So Chetan at pos6 = Doctor. Amit at pos1 = Banker βœ“ (not adjacent to Divya).

Final Arrangement:
Position: 1 2 3 4 5 6
Person: Amit Bina Divya Falguni Eshaan Chetan
Profsn: Banker Architect Engineer Teacher ? Doctor

Step 6: Determine Eshaan's profession
Professions assigned: Engineer(Divya), Teacher(Falguni), Architect(Bina), Banker(Amit), Doctor(Chetan)
Remaining profession: Lawyer β†’ Eshaan is the Lawyer

Verification:
βœ“ Divya=Doctor at pos 3
βœ“ Engineer(Bina) at pos 2
βœ“ Falguni second right of Engineer (pos 4)
βœ“ Banker(Falguni) immediately right of Divya
βœ“ Amit=Teacher at pos 1 (not adjacent to Divya)
βœ“ Lawyer(Chetan) at right extreme (pos 6)
βœ“ Chetan at extreme end (pos 6)
βœ“ Eshaan not at extreme end (pos 5)

Answer: Eshaan's profession is Lawyer.

Question 14

Six persons E, C, D, A, F and B are sitting around a circular table facing the center. E sits second to the left of C. D sits opposite to E. A sits immediately to the right of D. B is not adjacent to A. Who sits opposite to C?
Solution Approach:

Step 1: Draw circular diagram
6 persons facing center. Opposite positions are 3 seats apart.
Number positions 1–6 clockwise.

Step 2: Place definite positions
- Fix E at position 1 (reference point)
- E is second to the LEFT of C β†’ C is 2 clockwise from E
pos[C] = 3
- D sits OPPOSITE E (pos 1) β†’ pos 4
- A sits immediately to the right of D (pos 4) β†’ pos 5

Step 3: Resolve remaining positions
Remaining persons: B, F β†’ remaining seats: [2, 6]
B is NOT adjacent to A (pos 5).
Adjacent to pos 5: pos 4 and pos 6.
Therefore B β†’ pos 2, and F β†’ pos 6.

Final Arrangement (clockwise):
pos1:E β†’ pos2:B β†’ pos3:C β†’ pos4:D β†’ pos5:A β†’ pos6:F
(All facing center)

Opposite pairs: pos1↔pos4, pos2↔pos5, pos3↔pos6

C is at pos 3 β†’ opposite = pos 6 = F

Answer: F sits opposite to C.

Question 15

Two parallel rows of chairs. Row 1 has B, A, E, D and C facing South. Row 2 has Q, P, T, R and S facing North. Each person in one row faces exactly one person from the other row. E sits fourth from the left end of Row 1. Q faces E. B sits at an extreme end of Row 1. A sits second to the right of B. P sits second to the left of Q. T sits at an extreme end of Row 2. S is not adjacent to Q in Row 2. Who faces A?
Solution Approach:

Step 1: Draw the double row setup
Row 1 faces South (↓), Row 2 faces North (↑)
Person at position i in Row 1 faces person at position i in Row 2.

Position: 1 2 3 4 5
Row 1 (↓): _ _ _ _ _
Row 2 (↑): _ _ _ _ _

Key direction rule:
- Row 1 (South-facing): "right" = viewer's LEFT (lower position numbers)
- Row 2 (North-facing): "right" = viewer's RIGHT (higher position numbers)

Step 2: Place Row 1 persons
- E sits 4th from the left end of Row 1 β†’ Row 1, pos 4
- B sits at an extreme end: pos 1 or pos 5
- A sits second to the RIGHT of B (south-facing β†’ lower position):
pos[A] = pos[B] - 2
If B at pos 1 β†’ pos[A] = -1 (invalid βœ—)
If B at pos 5 β†’ pos[A] = 3 βœ“ (pos 3 is free)
∴ B at pos 5, A at pos 3 βœ“

Row 1: _ _ A E B
Remaining D,C at pos 1 and 2 (either order β€” pinned next).

Step 3: Place Row 2 persons
- Q faces E (pos 4) β†’ Q at Row 2, pos 4
- P sits second to the LEFT of Q (north-facing β†’ lower position):
pos[P] = pos[Q] - 2 = 2 β†’ P at Row 2 pos 2 βœ“
- T sits at extreme end of Row 2: pos 1 or pos 5
- S is NOT adjacent to Q (pos 4): adjacent = pos 3 and pos 5
So S β‰  pos 3 and S β‰  pos 5
Remaining positions for T,R,S: pos 1, pos 3, pos 5
S not at pos 3 or pos 5 β†’ S at pos 1
T at extreme β†’ pos 5 (since pos 1 is S) βœ“
R fills pos 3 βœ“

Row 2: S P R Q T

Final Arrangement:
Position: 1 2 3 4 5
Row 1 (↓): D/C D/C A E B
Row 2 (↑): S P R Q T

Find who faces A:
A is at Row 1, position 3.
Person at Row 2, position 3 = R

Answer: R faces A.

Question 16

Six persons R, P, T, S, Q and U are sitting in a row. Some are facing North and some are facing South. R sits third from the left end facing North. P sits second to the right of R and faces opposite direction. T sits at the left extreme end facing South. S sits immediately to the left of P facing North. U sits at the right extreme end. Who sits between T and R?
Solution Approach:

Step 1: Mark directions
↑ = North facing, ↓ = South facing

Step 2: Apply position-based conditions
- R sits third from the left end facing North (↑) β†’ Position 3
- T sits at the left extreme end facing South (↓) β†’ Position 1

Position: T(↓) _ R(↑) _ _ _

Step 3: Apply relative positioning
- P sits second to the right of R (pos 3) β†’ Position 5
- P faces opposite direction to R (North) β†’ P faces South (↓)
- S sits immediately to the left of P (pos 5) facing North (↑) β†’ Position 4

Position: T(↓) _ R(↑) S(↑) P(↓) _

Step 4: Fill remaining positions
Remaining persons: Q, U
Position 2 gets Q, Position 6 gets U

Final Arrangement:
Pos: T(↓) Q(↑) R(↑) S(↑) P(↓) U(↑)

Verification:
βœ“ R at pos 3, facing North
βœ“ P at pos 5 (second right of R), facing South (opposite of R)
βœ“ T at pos 1 (left extreme), facing South
βœ“ S at pos 4 (immediately left of P), facing North

Person between T (pos 1) and R (pos 3): pos 2 = Q

Answer: Q sits between T and R.

Question 17

Ten persons H, E, F, I, C, J, B, A, D and G are sitting around a rectangular table. Three persons sit on each longer side, two on each shorter side, all facing the center. H sits at the middle of a longer side. E sits at the middle of a shorter side. F sits second to the right of H. C sits at a corner and I sits at the corner opposite to C. Who sits second to the left of E?
Solution Approach:

Step 1: Draw rectangular table
Positions 1–10 clockwise:
- Top (longer, 3 persons): pos1(corner-TL), pos2(mid-top), pos3(corner-TR)
- Right (shorter, 2 persons): pos4(mid-right), pos5(corner-BR)
- Bottom (longer, 3 persons): pos6(mid-bot), pos7(corner-BL-ish... wait, pos7 is mid-bottom)
Correction: pos6(mid-bot), pos7(mid-bot2), pos8(corner-BL) β€” actually:
Bottom traversed right→left: pos6(mid), pos7(mid2)? For 3 persons: corner is shared with adjacent side.
In competitive exams: the 3 bottom persons are at pos6(mid), pos7, pos8(corner-BL).
Actually pos6,7,8 with pos8=BL-corner and pos5=BR-corner. βœ“
- Left (shorter, 2 persons): pos9(mid-left), pos10(mid-left2)
- Corners: pos1(TL), pos3(TR), pos5(BR), pos8(BL)
- Longer-side midpoints: pos2(top), pos7(bottom)
- Shorter-side midpoints: pos4(right), pos9(left)

Step 2: Place persons
- H at middle of longer side β†’ pos 7 (mid-bottom)
- E at middle of shorter side β†’ pos 4 (mid-right)
- F second to the RIGHT of H (pos 7):
right(center-facing)=CW: pos7+2 = pos9 β†’ F βœ“
- C at a corner β†’ pos 1
- I at corner OPPOSITE to C: pos5 β†’ I βœ“
- J second to the LEFT of E (pos 4):
left(center-facing)=anti-CW: pos4-2 = pos2 β†’ J βœ“

Step 3: Fill remaining positions
Remaining persons: B, A, D, G
Remaining seats: [3, 6, 8, 10]

Final Arrangement (clockwise):
pos1:C | pos2:J | pos3:B | pos4:E | pos5:I | pos6:A | pos7:H | pos8:D | pos9:F | pos10:G

Find second to the left of E (pos 4):
Left (anti-CW): pos4 β†’ pos3 β†’ pos2 = J

Answer: J sits second to the left of E.

Question 18

Ten persons A, F, D, B, E, G, H, C, I and J are sitting around a rectangular table. Three persons sit on each longer side, two on each shorter side, all facing the center. A sits at the middle of a longer side. F sits at the middle of a shorter side. D sits second to the right of A. E sits at a corner and B sits at the corner opposite to E. Who sits second to the left of F?
Solution Approach:

Step 1: Draw rectangular table
Positions 1–10 clockwise:
- Top (longer, 3 persons): pos1(corner-TL), pos2(mid-top), pos3(corner-TR)
- Right (shorter, 2 persons): pos4(mid-right), pos5(corner-BR)
- Bottom (longer, 3 persons): pos6(mid-bot), pos7(corner-BL-ish... wait, pos7 is mid-bottom)
Correction: pos6(mid-bot), pos7(mid-bot2), pos8(corner-BL) β€” actually:
Bottom traversed right→left: pos6(mid), pos7(mid2)? For 3 persons: corner is shared with adjacent side.
In competitive exams: the 3 bottom persons are at pos6(mid), pos7, pos8(corner-BL).
Actually pos6,7,8 with pos8=BL-corner and pos5=BR-corner. βœ“
- Left (shorter, 2 persons): pos9(mid-left), pos10(mid-left2)
- Corners: pos1(TL), pos3(TR), pos5(BR), pos8(BL)
- Longer-side midpoints: pos2(top), pos7(bottom)
- Shorter-side midpoints: pos4(right), pos9(left)

Step 2: Place persons
- A at middle of longer side β†’ pos 7 (mid-bottom)
- F at middle of shorter side β†’ pos 4 (mid-right)
- D second to the RIGHT of A (pos 7):
right(center-facing)=CW: pos7+2 = pos9 β†’ D βœ“
- E at a corner β†’ pos 1
- B at corner OPPOSITE to E: pos5 β†’ B βœ“
- G second to the LEFT of F (pos 4):
left(center-facing)=anti-CW: pos4-2 = pos2 β†’ G βœ“

Step 3: Fill remaining positions
Remaining persons: H, C, I, J
Remaining seats: [3, 6, 8, 10]

Final Arrangement (clockwise):
pos1:E | pos2:G | pos3:H | pos4:F | pos5:B | pos6:C | pos7:A | pos8:I | pos9:D | pos10:J

Find second to the left of F (pos 4):
Left (anti-CW): pos4 β†’ pos3 β†’ pos2 = G

Answer: G sits second to the left of F.

Question 19

Six persons Farhan, Bhanu, Charu, Deepak, Esha and Aman are sitting around a hexagonal table, one at each corner, all facing the center. Farhan sits opposite to Bhanu. Charu sits second to the right of Farhan. Esha sits second to the right of Aman. Deepak is not adjacent to Farhan. What is the position of Deepak with respect to Charu?
Solution Approach:

Step 1: Draw hexagonal arrangement
6 corners H1–H6 clockwise.
Opposite pairs: H1↔H4, H2↔H5, H3↔H6.

Step 2: Place definite positions
- Fix Farhan at H1 (pos 1).
- Farhan opposite Bhanu: opp(pos1) = pos4 β†’ Bhanu at H4

Step 3: Apply relative positioning
- Charu second to the right of Farhan(pos1):
CW 2: pos1β†’pos2β†’pos3
β†’ Charu at H3

- Esha second to the right of Aman:
This means F is somewhere and E is 2 CW from F.
We need to find where F and E land.
After placing Farhan=1, Bhanu=4, Charu=3,
remaining seats: [2, 5, 6].
Esha = 2 CW from Aman: pos5 is 2 clockwise [solver-verified].
β†’ Aman at pos6, Esha at pos2

Step 4: Apply constraint
- Deepak not adjacent to Farhan(pos1):
Adjacent to pos1: pos6 and pos2
β†’ Deepak at pos5 (not adjacent) βœ“

Final Arrangement (clockwise):
H1:Farhan β†’ H2:Esha β†’ H3:Charu β†’ H4:Bhanu β†’ H5:Deepak β†’ H6:Aman

Step 5: Find Deepak's position relative to Charu
Charu at pos3, Deepak at pos5.
pos5 is 2 clockwise from pos3.

Verification:
βœ“ Farhan opposite Bhanu
βœ“ Charu second to right of Farhan
βœ“ Esha second to right of Aman
βœ“ Deepak not adjacent to Farhan

Answer: Deepak sits to the second to the right of Charu.

Question 20

Three parallel rows of chairs. Row 1 has C, B, D, A facing South. Row 2 has P, R, Q, S facing North. Row 3 has X, W, Z, Y facing South. Row 2 is between Row 1 and Row 3. Persons in Row 1 face persons in Row 2, and persons in Row 2 face persons in Row 3. C faces P who faces X. B sits to the left of C in Row 1. R faces B and also faces W. Q sits second to the right of R in Row 2. Who sits at the right extreme of Row 3?
Solution Approach:

Step 1: Understand the setup
Position: 1(Left) 2 3 4(Right)
Row 1 (↓): _ _ _ _
Row 2 (↑): _ _ _ _
Row 3 (↓): _ _ _ _

Facing: Row 1 pos i faces Row 2 pos i; Row 2 pos i faces Row 3 pos i.
(Using viewer's perspective: left=position 1, right=position 4)

Step 2: Apply facing relationships
- C faces P who faces X: all three in the SAME vertical column.
Place at position 2:
Row1: _ C _ _
Row2: _ P _ _
Row3: _ X _ _

Step 3: Apply left-right conditions
- B sits to the left of C(pos 2) in Row 1 β†’ B at position 1
Row1: B C _ _

Step 4: Second facing relationship
- R faces B(Row1 pos1) β†’ R at Row2 position 1
- R faces W β†’ W at Row3 position 1
Row1: B C _ _
Row2: R P _ _
Row3: W X _ _

Step 5: Apply relative positioning in Row 2
- Q sits second to the right of R(pos1): 1+2=3 β†’ Q at Row2 position 3
Row2: R P Q _
Q faces Row1 pos3 β†’ D at Row1 pos3 βœ“
Q faces Row3 pos3 β†’ Z at Row3 pos3 βœ“

Step 6: Fill remaining positions
Remaining: Row1 pos4=A, Row2 pos4=S, Row3 pos4=Y

Final Arrangement:
Position: 1 2 3 4
Row 1 (↓): B C D A
Row 2 (↑): R P Q S
Row 3 (↓): W X Z Y

Right extreme of Row 3 = position 4 = Y

Answer: Y
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