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9CHAPTER

Seating Arrangement β€” Linear (Line mein baithna)

Line ka naksha banao, ek pakki jankari se shuru karo β€” paheli khud khulti jayegi! πŸͺ‘

Dosto, ab aayi seating arrangement β€” "paanch dost ek line mein baithe hain… kaun kahan?" Ye sunne mein mushkil lagti hai par asal mein jigsaw puzzle jaisi hai: ek-ek clue lagate jao, tasveer poori ho jayegi.

Do tarah ke sawal aate hain: ek line (sab ek hi disha mein munh) aur do line aamne-saamne (ek row north, doosri south).

CET Group D mein isse 1–3 questions ek saath aate hain (ek hi paheli par 2-3 sawal). Matlab paheli ek baar hal ho gayi to 2-3 marks ek saath. Sabse zaroori niyam: left-right hamesha baithne wale ke hisaab se, aapke hisaab se nahi! πŸ’ͺ

1. ⭐ Sabse zaroori niyam β€” Left/Right kiska?

⭐ Left-right hamesha BAITHNE WALE ke hisaab se hota hai Naksha hamesha aise banao: page ka baaya sira = West, daaya sira = East.
North par munh (samne ki taraf dekh rahe hain) β†’ unka left = West = page ka baaya, right = East = page ka daaya. Yaani aapka aur unka left same.
South par munh (aapki taraf dekh rahe hain) β†’ unka left = East = page ka daaya. Yaani sab ulta ho jata hai!
Munh kis taraf hai β€” usi se left-right tay hota hai WEST EAST ABCDE NORTH par munh β†’ inka LEFT = page ka baaya (West) βœ“ same as ours PQRST SOUTH par munh β†’ inka LEFT = page ka DAAYA (East) ⚠️ sab ULTA Yaani P sabse daaye baitha hai (apne left-right ke hisaab se)
Ek hi tasveer, par munh ki disha badalte hi left-right palat jata hai β€” yahi is chapter ka asli imtihaan hai.

2. ⭐ Paheli hal karne ka 4-STEP tarika

⭐ Har seating puzzle par yahi order Step 1: Jitni kursiyan hain, utne khaali dabbe bana lo (aur munh ki disha likh do).
Step 2: Sabse pakka clue pehle lagao β€” "extreme left/right", "beech mein", "corner par".
Step 3: Uske aas-paas wale clues lagao (immediate left/right).
Step 4: Jo bacha wo aakhri khaali jagah par. Phir saare clues dobara check karo.

3. Solved Puzzle A β€” 5 dost, ek line, NORTH par munh

πŸ“‹ Sawal A, B, C, D, E ek line mein north ki taraf munh karke baithe hain.
(i) C sabse baaye sire par hai. (ii) B, C ke 2nd to the right hai. (iii) D, A ke immediate right hai. (iv) E sabse daaye sire par nahi hai.
✏️ Hal β€” step by step Step 1: 5 dabbe (north-facing, isliye unka right = page ka daaya): __ __ __ __ __
Step 2: C sabse baaye β†’ C __ __ __ __
Step 3: B, C se 2 jagah daaye β†’ C __ B __ __
Step 4: D, A ke turant daaye β€” bachi jagah 2, 4, 5. A-D saath chahiye β†’ A = 4, D = 5
Step 5: E bacha β†’ jagah 2. (Aur shart (iv) bhi sahi: E daaye sire par nahi hai βœ“)
Final: C Β· E Β· B Β· A Β· D (baaye se daaye) βœ“
πŸ“Œ Isi paheli se aane wale sawal Sabse daaye kaun? β†’ D Β· A ke 2nd to the left kaun? β†’ E Β· B aur D ke beech kaun? β†’ A Β· E ke immediate right kaun? β†’ B

4. Do Line (aamne-saamne) wali arrangement

⭐ Do rows: ek NORTH par munh, doosri SOUTH par Dono rows ko upar-neeche likho. Jo log ek hi seedh (column) mein hain, wo ek-doosre ke saamne hain.
⚠️ Dono rows ka left-right ulta hoga β€” north wali row ka left page-left, south wali ka left page-right.
πŸ“‹ Solved Puzzle B Row-1: A, B, C β€” south par munh. Row-2: P, Q, R β€” north par munh (aamne-saamne).
(i) A, Q ke saamne hai. (ii) B page ke baaye sire par hai. (iii) R, Q ke immediate right hai.
✏️ Hal Step 1: Do line, 3-3 column banao.
Step 2: B page-left par β†’ Row-1: B __ __
Step 3: R (north-facing) ka right = East = page-right, aur R, Q ke daaye hai β†’ Q aur R saath, R daaye. Row-2 mein sirf 2 hi jagah aise: Q=2, R=3 β†’ P=1
Step 4: A, Q ke saamne = column 2 β†’ Row-1: B A C
Final: Row-1 (south): B Β· A Β· C  |  Row-2 (north): P Β· Q Β· R βœ“
C ke saamne β†’ R Β· B ke saamne β†’ P Β· A ke immediate right (south-facing β†’ page-left) β†’ B

5. Chhoti par kaam ki baatein

  • "Immediate left/right" = bilkul saath wali kursi (koi beech mein nahi).
  • "3rd to the left" = teen kursi chhod ke nahi, teen kadam baaye (position βˆ’ 3).
  • "Extreme end" = sabse pehla ya sabse aakhri β€” ye sabse pakka clue hota hai, isse hi shuru karo.
  • "Beech mein (exactly middle)" β€” sirf tabhi hota hai jab log visham sankhya (odd) mein hon.
✏️ Type 1 β€” "Sabse daaye/baaye kaun?" Poori arrangement banane ke baad seedha padho. Dhyan: "sabse daaye" unke hisaab se hai β€” north-facing mein page-right, south-facing mein page-left.
✏️ Type 2 β€” "X ke immediate left/right kaun?" Arrangement mein X dhundo, phir ek kadam us taraf. Munh ki disha se kadam ki taraf tay hoti hai.
✏️ Type 3 β€” "X aur Y ke beech kitne log?" Dono ki jagah nikalo, phir antar βˆ’ 1 (Chapter 8 wala hi formula).
✏️ Type 4 β€” Do row: "X ke saamne kaun?" Dono rows ek hi column mein likho. Same column = aamne-saamne. Bas dhyan rakhna ki dono ka left-right ulta hai.
✏️ Type 5 β€” "Kaunsa jodha sahi/galat hai?" Aakhir mein aata hai. Har option ko banayi hui arrangement par ek-ek karke check karo β€” 10 second mein answer.
Trick 1: Pakke clue se shuru karo
"Extreme left/right" ya "beech mein"
Aise clue ki ek hi jagah hoti hai β€” wahi se pura dhaancha khada hota hai. "X, Y ke paas hai" jaise dheele clue baad mein lagao.
Trick 2: Munh ki disha sabse upar likho
↑ North = left page-left Β· ↓ South = ULTA
Diagram ke upar teer bana do. Poori paheli mein ye ek nishan galti hone se bachata hai.
Trick 3: Do-teen possibility ho to dono banao
Case 1 / Case 2 alag-alag
Ek clue se do jagah ban rahi hain? Dono cases likh lo β€” aage ka koi clue ek ko khud kaat dega.
Trick 4: Ek paheli = 2-3 marks
Time lagao, par poori banao
Adhoori arrangement se ek bhi sawal nahi banta, poori se 3 sawal. Isliye is par 2 minute lagana faayde ka sauda hai.
Trick 5: Aakhir mein saare clue dobara padho
Verify = pakke marks
Arrangement banne ke baad har clue par βœ“ lagao. Ek clue fit na ho to kahin galti hai β€” 20 second ki jaanch, 3 marks ki bachat.
❌ Galti 1: Apna left-right lagana Left-right baithne wale ka hota hai. South par munh hai to unka left aapke daaye hai β€” poori arrangement ulti ban jayegi.
❌ Galti 2: Munh ki disha padhna hi bhool jana Sawal mein "facing north" ya "facing south" chhota sa likha hota hai, par pura answer usi par hai. Diagram par teer banane ki aadat daalo.
❌ Galti 3: "2nd to the right" ko "2 kursi chhod ke" samajhna "2nd to the right" = do kadam daaye (beech mein sirf ek banda). "2 kursi chhod ke" alag baat hai.
❌ Galti 4: Dheele clue se shuruaat "P, Q ke paas baitha hai" se shuru karoge to 5-6 possibility banengi. Pehle pakke clue (extreme/middle) lagao.
❌ Galti 5: Do row mein dono ka left same maan lena Aamne-saamne wali rows ka left-right ulta hota hai. Ek row ka baaya doosri ka daaya banta hai β€” yahi sabse zyada marks khata hai.
Left-right kiske hisaab se?tap πŸ‘†
Baithne wale ke hisaab se
North par munh β†’ left kis taraf?tap πŸ‘†
West (page ka baaya)
South par munh β†’ left kis taraf?tap πŸ‘†
East (page ka daaya) β€” sab ulta
Paheli ka pehla kadam?tap πŸ‘†
Khaali dabbe + munh ki disha likho
Kaunsa clue pehle lagayein?tap πŸ‘†
Extreme left/right ya beech wala (pakka clue)
"Immediate right" ka matlab?tap πŸ‘†
Bilkul saath wali kursi
"3rd to the left" = ?tap πŸ‘†
Teen kadam baaye (position βˆ’ 3)
Do row mein "saamne" kaise pata chale?tap πŸ‘†
Ek hi column mein hon
Do aamne-saamne rows ka left-right?tap πŸ‘†
Ek dusre se ulta
Beech ke log kaise gine?tap πŸ‘†
Antar βˆ’ 1 (Ch 8 wala formula)
Do possibility ban rahi hain to?tap πŸ‘†
Dono cases banao, aage ka clue ek kaat dega
Puzzle A ka final order?tap πŸ‘†
C Β· E Β· B Β· A Β· D
Puzzle A: A ke 2nd left kaun?tap πŸ‘†
E
"Exactly middle" kab possible?tap πŸ‘†
Jab log visham (odd) sankhya mein hon
Arrangement banne ke baad?tap πŸ‘†
Saare clue dobara verify karo
Ek seating paheli = kitne marks?tap πŸ‘†
2–3 sawal ek saath
Diagram par kya likhna zaroori?tap πŸ‘†
Munh ki disha ka teer (↑/↓)
Sabse badi galti?tap πŸ‘†
Apna left-right lagana
CheezRule
Left-right kiskaBaithne wale ka
North par munhLeft = West (page-left)
South par munhLeft = East (page-right) β€” ulta
Pehla kadamKhaali dabbe + disha ka teer
Pehla clueExtreme / middle wala
Immediate left/rightBilkul saath wali kursi
3rd to the leftPosition βˆ’ 3
Do row: saamneEk hi column
Do row ka left-rightAapas mein ulta
Beech ke logAntar βˆ’ 1
Do possibilityDono cases banao
Aakhir meinSaare clue verify karo
🎯 Score: 0 / 0 Total questions: 14
πŸ“‹ Q1–Q4 ke liye (Puzzle A) A, B, C, D, E ek line mein north ki taraf munh karke baithe hain. C sabse baaye sire par hai. B, C ke 2nd to the right hai. D, A ke immediate right hai. E sabse daaye sire par nahi hai.
Practice (exam-style)

Q1. Who sits at the extreme right end?

πŸ’‘ Arrangement: C Β· E Β· B Β· A Β· D β†’ sabse daaye D.
Practice (exam-style)

Q2. Who sits second to the left of A?

πŸ’‘ A 4th par hai; 2 kadam baaye = 2nd jagah = E.
Practice (exam-style)

Q3. Who sits between B and D?

πŸ’‘ C Β· E Β· B Β· A Β· D β†’ B aur D ke beech sirf A.
Practice (exam-style)

Q4. Who is to the immediate right of E?

πŸ’‘ North-facing β†’ right = page-right. E ke turant daaye B hai.
πŸ“‹ Q5–Q7 ke liye (Puzzle B) Row-1 mein A, B, C south ki taraf munh karke baithe hain; Row-2 mein P, Q, R north ki taraf β€” dono rows aamne-saamne hain. A, Q ke saamne hai. B page ke baaye sire par hai. R, Q ke immediate right hai.
Practice (exam-style)

Q5. Who faces C?

πŸ’‘ Row-1: BΒ·AΒ·C, Row-2: PΒ·QΒ·R (page leftβ†’right) β†’ C aur R ek column mein.
Practice (exam-style)

Q6. Who sits opposite B?

πŸ’‘ B page-left column mein hai; usi column mein P hai.
Practice (exam-style)

Q7. Who is to the immediate right of A?

πŸ’‘ A ka munh south par hai β†’ uska right = page-left = B (yahi wo trap hai!).
Practice (exam-style)

Q8. If a person is facing north, his left hand points towards:

πŸ’‘ North par munh β†’ baaya haath west ki taraf.
Practice (exam-style)

Q9. In a row where everyone faces south, a person's right hand points towards:

πŸ’‘ South par munh β†’ left = east, right = west (north se ulta).
πŸ“‹ Q10–Q11 ke liye (Puzzle C) P, Q, R, S ek line mein north ki taraf munh karke baithe hain. Q, R ke immediate left hai. P sabse daaye sire par hai. S, Q ke bilkul saath nahi baitha.
Practice (exam-style)

Q10. Who sits at the extreme left end?

πŸ’‘ Arrangement: Q Β· R Β· S Β· P β†’ sabse baaye Q.
Practice (exam-style)

Q11. Who sits second from the left end?

πŸ’‘ Q Β· R Β· S Β· P β†’ doosre number par R.
Practice (exam-style)

Q12. Five persons sit in a row facing north. Ram is 3rd from the left end and Shyam is to the immediate right of Ram. Shyam's position from the left end is:

πŸ’‘ North-facing β†’ right = aage (page-right) β†’ 3 + 1 = 4th.
Practice (exam-style)

Q13. Two rows of 5 persons each face each other. X sits 2nd from the left end of the north-facing row and faces Y. Y's position from the left end of his own row is:

πŸ’‘ Dono rows ka left ulta hai β†’ X ka 2nd from left = Y ke liye 2nd from right = 5βˆ’2+1 = 4th from left.
Practice (exam-style)

Q14. While solving a seating puzzle, which clue should be used first?

πŸ’‘ "Extreme end" ki ek hi jagah hoti hai β€” pakka clue, isse hi dhaancha khada hota hai.

Seating ka pehla aur sabse bada niyam β€” left-right baithne wale ka hota hai, aapka nahi. North par munh = unka left page-left; south par munh = sab ulta. Paheli hamesha 4 step mein: khaali dabbe banao (disha ka teer likh ke) β†’ pakka clue pehle (extreme/middle) β†’ aas-paas wale clue β†’ bacha hua aakhri jagah par, phir saare clue verify. Do possibility ban rahi ho to dono cases likh lo, aage ka clue ek khud kaat dega. Do aamne-saamne rows mein same column = saamne, aur dono ka left-right ulta. Aur yaad rakho β€” ek paheli banane mein 2 minute lagte hain par usse 2-3 marks milte hain, isliye ye time faayde ka hai! πŸš€