guilty_or_location_deduction - Expert Level: conceptual clarity guilty_or_location_deduction EXPERT

This skill evaluation ⚡ worksheet focuses on guilty_or_location_deduction - a key topic in Binary Logic. You'll solve 20 expert-level problems (Worksheet 9 of 10). The primary focus is on conceptual clarity. Master guilty_or_location_deduction ssc cgl, guilty_or_location_deduction reasoning tricks, and fast guilty_or_location_deduction solving through systematic practice.

📝 Worksheet 9 of 10 • 20 questions • ⏱️ Estimated time: 20 minutes • 🎯 Expert level

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Worksheet 9 of 10 (88% complete)

Question 1

Farhan says: 'Sunil took the pearl' Sunil says: 'I did not take the pearl' Divya says: 'Farhan is a truth-teller' Farhan says: 'Exactly one of us took the pearl' Who took the pearl?
Step 1: If Farhan is truth-teller, then:
- Sunil took the pearl (from statement 1).
- Exactly one person took the item (from statement 4).
- Sunil says 'I did not take it' - FALSE, so Sunil is liar (consistent).
- Divya says 'Farhan is truth-teller' - TRUE, so Divya is truth-teller.
This gives: Farhan=T, Sunil=L, Divya=T with Sunil as thief.

Step 2: If Farhan is liar, then:
- Sunil did NOT take the item (statement 1 false).
- 'Exactly one person took it' is FALSE → either 0 or 2+ people took it.
- Since Sunil didn't take it, someone else must have.
- Divya says 'Farhan is truth-teller' - FALSE, so Divya is liar.
- Sunil says 'I did not take it' - TRUE, so Sunil is truth-teller.
- This gives Farhan=L, Sunil=T, Divya=L with no thief identified - INCONSISTENT.

Therefore, the only consistent solution is Sunil took the pearl.

Question 2

Deepa says: 'Sanjay took the bronze medal' Sanjay says: 'I did not take the bronze medal' Priya says: 'Deepa is a truth-teller' Deepa says: 'Exactly one of us took the bronze medal' Who took the bronze medal?
Step 1: If Deepa is truth-teller, then:
- Sanjay took the bronze medal (from statement 1).
- Exactly one person took the item (from statement 4).
- Sanjay says 'I did not take it' - FALSE, so Sanjay is liar (consistent).
- Priya says 'Deepa is truth-teller' - TRUE, so Priya is truth-teller.
This gives: Deepa=T, Sanjay=L, Priya=T with Sanjay as thief.

Step 2: If Deepa is liar, then:
- Sanjay did NOT take the item (statement 1 false).
- 'Exactly one person took it' is FALSE → either 0 or 2+ people took it.
- Since Sanjay didn't take it, someone else must have.
- Priya says 'Deepa is truth-teller' - FALSE, so Priya is liar.
- Sanjay says 'I did not take it' - TRUE, so Sanjay is truth-teller.
- This gives Deepa=L, Sanjay=T, Priya=L with no thief identified - INCONSISTENT.

Therefore, the only consistent solution is Sanjay took the bronze medal.

Question 3

Pooja says: 'Sanjay took the diamond' Sanjay says: 'I did not take the diamond' Divya says: 'Pooja is a truth-teller' Pooja says: 'Exactly one of us took the diamond' Who took the diamond?
Step 1: If Pooja is truth-teller, then:
- Sanjay took the diamond (from statement 1).
- Exactly one person took the item (from statement 4).
- Sanjay says 'I did not take it' - FALSE, so Sanjay is liar (consistent).
- Divya says 'Pooja is truth-teller' - TRUE, so Divya is truth-teller.
This gives: Pooja=T, Sanjay=L, Divya=T with Sanjay as thief.

Step 2: If Pooja is liar, then:
- Sanjay did NOT take the item (statement 1 false).
- 'Exactly one person took it' is FALSE → either 0 or 2+ people took it.
- Since Sanjay didn't take it, someone else must have.
- Divya says 'Pooja is truth-teller' - FALSE, so Divya is liar.
- Sanjay says 'I did not take it' - TRUE, so Sanjay is truth-teller.
- This gives Pooja=L, Sanjay=T, Divya=L with no thief identified - INCONSISTENT.

Therefore, the only consistent solution is Sanjay took the diamond.

Question 4

Meera says: 'Sunil took the crystal' Sunil says: 'I did not take the crystal' Priya says: 'Meera is a truth-teller' Meera says: 'Exactly one of us took the crystal' Who took the crystal?
Step 1: If Meera is truth-teller, then:
- Sunil took the crystal (from statement 1).
- Exactly one person took the item (from statement 4).
- Sunil says 'I did not take it' - FALSE, so Sunil is liar (consistent).
- Priya says 'Meera is truth-teller' - TRUE, so Priya is truth-teller.
This gives: Meera=T, Sunil=L, Priya=T with Sunil as thief.

Step 2: If Meera is liar, then:
- Sunil did NOT take the item (statement 1 false).
- 'Exactly one person took it' is FALSE → either 0 or 2+ people took it.
- Since Sunil didn't take it, someone else must have.
- Priya says 'Meera is truth-teller' - FALSE, so Priya is liar.
- Sunil says 'I did not take it' - TRUE, so Sunil is truth-teller.
- This gives Meera=L, Sunil=T, Priya=L with no thief identified - INCONSISTENT.

Therefore, the only consistent solution is Sunil took the crystal.

Question 5

Divya says: 'Amit took the silver ring' Amit says: 'I did not take the silver ring' Meera says: 'Divya is a truth-teller' Divya says: 'Exactly one of us took the silver ring' Who took the silver ring?
Step 1: If Divya is truth-teller, then:
- Amit took the silver ring (from statement 1).
- Exactly one person took the item (from statement 4).
- Amit says 'I did not take it' - FALSE, so Amit is liar (consistent).
- Meera says 'Divya is truth-teller' - TRUE, so Meera is truth-teller.
This gives: Divya=T, Amit=L, Meera=T with Amit as thief.

Step 2: If Divya is liar, then:
- Amit did NOT take the item (statement 1 false).
- 'Exactly one person took it' is FALSE → either 0 or 2+ people took it.
- Since Amit didn't take it, someone else must have.
- Meera says 'Divya is truth-teller' - FALSE, so Meera is liar.
- Amit says 'I did not take it' - TRUE, so Amit is truth-teller.
- This gives Divya=L, Amit=T, Meera=L with no thief identified - INCONSISTENT.

Therefore, the only consistent solution is Amit took the silver ring.

Question 6

Pooja says: 'Sunil took the bronze medal' Sunil says: 'I did not take the bronze medal' Vikram says: 'Pooja is a truth-teller' Pooja says: 'Exactly one of us took the bronze medal' Who took the bronze medal?
Step 1: If Pooja is truth-teller, then:
- Sunil took the bronze medal (from statement 1).
- Exactly one person took the item (from statement 4).
- Sunil says 'I did not take it' - FALSE, so Sunil is liar (consistent).
- Vikram says 'Pooja is truth-teller' - TRUE, so Vikram is truth-teller.
This gives: Pooja=T, Sunil=L, Vikram=T with Sunil as thief.

Step 2: If Pooja is liar, then:
- Sunil did NOT take the item (statement 1 false).
- 'Exactly one person took it' is FALSE → either 0 or 2+ people took it.
- Since Sunil didn't take it, someone else must have.
- Vikram says 'Pooja is truth-teller' - FALSE, so Vikram is liar.
- Sunil says 'I did not take it' - TRUE, so Sunil is truth-teller.
- This gives Pooja=L, Sunil=T, Vikram=L with no thief identified - INCONSISTENT.

Therefore, the only consistent solution is Sunil took the bronze medal.

Question 7

Manoj says: 'Gaurav took the pearl' Gaurav says: 'I did not take the pearl' Kiran says: 'Manoj is a truth-teller' Manoj says: 'Exactly one of us took the pearl' Who took the pearl?
Step 1: If Manoj is truth-teller, then:
- Gaurav took the pearl (from statement 1).
- Exactly one person took the item (from statement 4).
- Gaurav says 'I did not take it' - FALSE, so Gaurav is liar (consistent).
- Kiran says 'Manoj is truth-teller' - TRUE, so Kiran is truth-teller.
This gives: Manoj=T, Gaurav=L, Kiran=T with Gaurav as thief.

Step 2: If Manoj is liar, then:
- Gaurav did NOT take the item (statement 1 false).
- 'Exactly one person took it' is FALSE → either 0 or 2+ people took it.
- Since Gaurav didn't take it, someone else must have.
- Kiran says 'Manoj is truth-teller' - FALSE, so Kiran is liar.
- Gaurav says 'I did not take it' - TRUE, so Gaurav is truth-teller.
- This gives Manoj=L, Gaurav=T, Kiran=L with no thief identified - INCONSISTENT.

Therefore, the only consistent solution is Gaurav took the pearl.

Question 8

Rohan says: 'Manoj took the silver ring' Manoj says: 'I did not take the silver ring' Leena says: 'Rohan is a truth-teller' Rohan says: 'Exactly one of us took the silver ring' Who took the silver ring?
Step 1: If Rohan is truth-teller, then:
- Manoj took the silver ring (from statement 1).
- Exactly one person took the item (from statement 4).
- Manoj says 'I did not take it' - FALSE, so Manoj is liar (consistent).
- Leena says 'Rohan is truth-teller' - TRUE, so Leena is truth-teller.
This gives: Rohan=T, Manoj=L, Leena=T with Manoj as thief.

Step 2: If Rohan is liar, then:
- Manoj did NOT take the item (statement 1 false).
- 'Exactly one person took it' is FALSE → either 0 or 2+ people took it.
- Since Manoj didn't take it, someone else must have.
- Leena says 'Rohan is truth-teller' - FALSE, so Leena is liar.
- Manoj says 'I did not take it' - TRUE, so Manoj is truth-teller.
- This gives Rohan=L, Manoj=T, Leena=L with no thief identified - INCONSISTENT.

Therefore, the only consistent solution is Manoj took the silver ring.

Question 9

Meera says: 'Kiran took the artifact' Kiran says: 'I did not take the artifact' Farhan says: 'Meera is a truth-teller' Meera says: 'Exactly one of us took the artifact' Who took the artifact?
Step 1: If Meera is truth-teller, then:
- Kiran took the artifact (from statement 1).
- Exactly one person took the item (from statement 4).
- Kiran says 'I did not take it' - FALSE, so Kiran is liar (consistent).
- Farhan says 'Meera is truth-teller' - TRUE, so Farhan is truth-teller.
This gives: Meera=T, Kiran=L, Farhan=T with Kiran as thief.

Step 2: If Meera is liar, then:
- Kiran did NOT take the item (statement 1 false).
- 'Exactly one person took it' is FALSE → either 0 or 2+ people took it.
- Since Kiran didn't take it, someone else must have.
- Farhan says 'Meera is truth-teller' - FALSE, so Farhan is liar.
- Kiran says 'I did not take it' - TRUE, so Kiran is truth-teller.
- This gives Meera=L, Kiran=T, Farhan=L with no thief identified - INCONSISTENT.

Therefore, the only consistent solution is Kiran took the artifact.

Question 10

Deepa says: 'Divya took the artifact' Divya says: 'I did not take the artifact' Ravi says: 'Deepa is a truth-teller' Deepa says: 'Exactly one of us took the artifact' Who took the artifact?
Step 1: If Deepa is truth-teller, then:
- Divya took the artifact (from statement 1).
- Exactly one person took the item (from statement 4).
- Divya says 'I did not take it' - FALSE, so Divya is liar (consistent).
- Ravi says 'Deepa is truth-teller' - TRUE, so Ravi is truth-teller.
This gives: Deepa=T, Divya=L, Ravi=T with Divya as thief.

Step 2: If Deepa is liar, then:
- Divya did NOT take the item (statement 1 false).
- 'Exactly one person took it' is FALSE → either 0 or 2+ people took it.
- Since Divya didn't take it, someone else must have.
- Ravi says 'Deepa is truth-teller' - FALSE, so Ravi is liar.
- Divya says 'I did not take it' - TRUE, so Divya is truth-teller.
- This gives Deepa=L, Divya=T, Ravi=L with no thief identified - INCONSISTENT.

Therefore, the only consistent solution is Divya took the artifact.

Question 11

Meera says: 'Priya took the diamond' Priya says: 'I did not take the diamond' Deepa says: 'Meera is a truth-teller' Meera says: 'Exactly one of us took the diamond' Who took the diamond?
Step 1: If Meera is truth-teller, then:
- Priya took the diamond (from statement 1).
- Exactly one person took the item (from statement 4).
- Priya says 'I did not take it' - FALSE, so Priya is liar (consistent).
- Deepa says 'Meera is truth-teller' - TRUE, so Deepa is truth-teller.
This gives: Meera=T, Priya=L, Deepa=T with Priya as thief.

Step 2: If Meera is liar, then:
- Priya did NOT take the item (statement 1 false).
- 'Exactly one person took it' is FALSE → either 0 or 2+ people took it.
- Since Priya didn't take it, someone else must have.
- Deepa says 'Meera is truth-teller' - FALSE, so Deepa is liar.
- Priya says 'I did not take it' - TRUE, so Priya is truth-teller.
- This gives Meera=L, Priya=T, Deepa=L with no thief identified - INCONSISTENT.

Therefore, the only consistent solution is Priya took the diamond.

Question 12

Sanjay says: 'Manoj took the sapphire' Manoj says: 'I did not take the sapphire' Harsha says: 'Sanjay is a truth-teller' Sanjay says: 'Exactly one of us took the sapphire' Who took the sapphire?
Step 1: If Sanjay is truth-teller, then:
- Manoj took the sapphire (from statement 1).
- Exactly one person took the item (from statement 4).
- Manoj says 'I did not take it' - FALSE, so Manoj is liar (consistent).
- Harsha says 'Sanjay is truth-teller' - TRUE, so Harsha is truth-teller.
This gives: Sanjay=T, Manoj=L, Harsha=T with Manoj as thief.

Step 2: If Sanjay is liar, then:
- Manoj did NOT take the item (statement 1 false).
- 'Exactly one person took it' is FALSE → either 0 or 2+ people took it.
- Since Manoj didn't take it, someone else must have.
- Harsha says 'Sanjay is truth-teller' - FALSE, so Harsha is liar.
- Manoj says 'I did not take it' - TRUE, so Manoj is truth-teller.
- This gives Sanjay=L, Manoj=T, Harsha=L with no thief identified - INCONSISTENT.

Therefore, the only consistent solution is Manoj took the sapphire.

Question 13

Manoj says: 'Divya took the crystal' Divya says: 'I did not take the crystal' Rohan says: 'Manoj is a truth-teller' Manoj says: 'Exactly one of us took the crystal' Who took the crystal?
Step 1: If Manoj is truth-teller, then:
- Divya took the crystal (from statement 1).
- Exactly one person took the item (from statement 4).
- Divya says 'I did not take it' - FALSE, so Divya is liar (consistent).
- Rohan says 'Manoj is truth-teller' - TRUE, so Rohan is truth-teller.
This gives: Manoj=T, Divya=L, Rohan=T with Divya as thief.

Step 2: If Manoj is liar, then:
- Divya did NOT take the item (statement 1 false).
- 'Exactly one person took it' is FALSE → either 0 or 2+ people took it.
- Since Divya didn't take it, someone else must have.
- Rohan says 'Manoj is truth-teller' - FALSE, so Rohan is liar.
- Divya says 'I did not take it' - TRUE, so Divya is truth-teller.
- This gives Manoj=L, Divya=T, Rohan=L with no thief identified - INCONSISTENT.

Therefore, the only consistent solution is Divya took the crystal.

Question 14

Deepa says: 'Pooja took the bronze medal' Pooja says: 'I did not take the bronze medal' Rahul says: 'Deepa is a truth-teller' Deepa says: 'Exactly one of us took the bronze medal' Who took the bronze medal?
Step 1: If Deepa is truth-teller, then:
- Pooja took the bronze medal (from statement 1).
- Exactly one person took the item (from statement 4).
- Pooja says 'I did not take it' - FALSE, so Pooja is liar (consistent).
- Rahul says 'Deepa is truth-teller' - TRUE, so Rahul is truth-teller.
This gives: Deepa=T, Pooja=L, Rahul=T with Pooja as thief.

Step 2: If Deepa is liar, then:
- Pooja did NOT take the item (statement 1 false).
- 'Exactly one person took it' is FALSE → either 0 or 2+ people took it.
- Since Pooja didn't take it, someone else must have.
- Rahul says 'Deepa is truth-teller' - FALSE, so Rahul is liar.
- Pooja says 'I did not take it' - TRUE, so Pooja is truth-teller.
- This gives Deepa=L, Pooja=T, Rahul=L with no thief identified - INCONSISTENT.

Therefore, the only consistent solution is Pooja took the bronze medal.

Question 15

Priya says: 'Pooja took the diamond' Pooja says: 'I did not take the diamond' Rahul says: 'Priya is a truth-teller' Priya says: 'Exactly one of us took the diamond' Who took the diamond?
Step 1: If Priya is truth-teller, then:
- Pooja took the diamond (from statement 1).
- Exactly one person took the item (from statement 4).
- Pooja says 'I did not take it' - FALSE, so Pooja is liar (consistent).
- Rahul says 'Priya is truth-teller' - TRUE, so Rahul is truth-teller.
This gives: Priya=T, Pooja=L, Rahul=T with Pooja as thief.

Step 2: If Priya is liar, then:
- Pooja did NOT take the item (statement 1 false).
- 'Exactly one person took it' is FALSE → either 0 or 2+ people took it.
- Since Pooja didn't take it, someone else must have.
- Rahul says 'Priya is truth-teller' - FALSE, so Rahul is liar.
- Pooja says 'I did not take it' - TRUE, so Pooja is truth-teller.
- This gives Priya=L, Pooja=T, Rahul=L with no thief identified - INCONSISTENT.

Therefore, the only consistent solution is Pooja took the diamond.

Question 16

Meera says: 'Sanjay took the bronze medal' Sanjay says: 'I did not take the bronze medal' Ravi says: 'Meera is a truth-teller' Meera says: 'Exactly one of us took the bronze medal' Who took the bronze medal?
Step 1: If Meera is truth-teller, then:
- Sanjay took the bronze medal (from statement 1).
- Exactly one person took the item (from statement 4).
- Sanjay says 'I did not take it' - FALSE, so Sanjay is liar (consistent).
- Ravi says 'Meera is truth-teller' - TRUE, so Ravi is truth-teller.
This gives: Meera=T, Sanjay=L, Ravi=T with Sanjay as thief.

Step 2: If Meera is liar, then:
- Sanjay did NOT take the item (statement 1 false).
- 'Exactly one person took it' is FALSE → either 0 or 2+ people took it.
- Since Sanjay didn't take it, someone else must have.
- Ravi says 'Meera is truth-teller' - FALSE, so Ravi is liar.
- Sanjay says 'I did not take it' - TRUE, so Sanjay is truth-teller.
- This gives Meera=L, Sanjay=T, Ravi=L with no thief identified - INCONSISTENT.

Therefore, the only consistent solution is Sanjay took the bronze medal.

Question 17

Sunil says: 'Meera took the emerald' Meera says: 'I did not take the emerald' Amit says: 'Sunil is a truth-teller' Sunil says: 'Exactly one of us took the emerald' Who took the emerald?
Step 1: If Sunil is truth-teller, then:
- Meera took the emerald (from statement 1).
- Exactly one person took the item (from statement 4).
- Meera says 'I did not take it' - FALSE, so Meera is liar (consistent).
- Amit says 'Sunil is truth-teller' - TRUE, so Amit is truth-teller.
This gives: Sunil=T, Meera=L, Amit=T with Meera as thief.

Step 2: If Sunil is liar, then:
- Meera did NOT take the item (statement 1 false).
- 'Exactly one person took it' is FALSE → either 0 or 2+ people took it.
- Since Meera didn't take it, someone else must have.
- Amit says 'Sunil is truth-teller' - FALSE, so Amit is liar.
- Meera says 'I did not take it' - TRUE, so Meera is truth-teller.
- This gives Sunil=L, Meera=T, Amit=L with no thief identified - INCONSISTENT.

Therefore, the only consistent solution is Meera took the emerald.

Question 18

Amit says: 'Harsha took the pearl' Harsha says: 'I did not take the pearl' Priya says: 'Amit is a truth-teller' Amit says: 'Exactly one of us took the pearl' Who took the pearl?
Step 1: If Amit is truth-teller, then:
- Harsha took the pearl (from statement 1).
- Exactly one person took the item (from statement 4).
- Harsha says 'I did not take it' - FALSE, so Harsha is liar (consistent).
- Priya says 'Amit is truth-teller' - TRUE, so Priya is truth-teller.
This gives: Amit=T, Harsha=L, Priya=T with Harsha as thief.

Step 2: If Amit is liar, then:
- Harsha did NOT take the item (statement 1 false).
- 'Exactly one person took it' is FALSE → either 0 or 2+ people took it.
- Since Harsha didn't take it, someone else must have.
- Priya says 'Amit is truth-teller' - FALSE, so Priya is liar.
- Harsha says 'I did not take it' - TRUE, so Harsha is truth-teller.
- This gives Amit=L, Harsha=T, Priya=L with no thief identified - INCONSISTENT.

Therefore, the only consistent solution is Harsha took the pearl.

Question 19

Amit says: 'Farhan took the crystal' Farhan says: 'I did not take the crystal' Rohan says: 'Amit is a truth-teller' Amit says: 'Exactly one of us took the crystal' Who took the crystal?
Step 1: If Amit is truth-teller, then:
- Farhan took the crystal (from statement 1).
- Exactly one person took the item (from statement 4).
- Farhan says 'I did not take it' - FALSE, so Farhan is liar (consistent).
- Rohan says 'Amit is truth-teller' - TRUE, so Rohan is truth-teller.
This gives: Amit=T, Farhan=L, Rohan=T with Farhan as thief.

Step 2: If Amit is liar, then:
- Farhan did NOT take the item (statement 1 false).
- 'Exactly one person took it' is FALSE → either 0 or 2+ people took it.
- Since Farhan didn't take it, someone else must have.
- Rohan says 'Amit is truth-teller' - FALSE, so Rohan is liar.
- Farhan says 'I did not take it' - TRUE, so Farhan is truth-teller.
- This gives Amit=L, Farhan=T, Rohan=L with no thief identified - INCONSISTENT.

Therefore, the only consistent solution is Farhan took the crystal.

Question 20

Rohan says: 'Neha took the silver ring' Neha says: 'I did not take the silver ring' Meera says: 'Rohan is a truth-teller' Rohan says: 'Exactly one of us took the silver ring' Who took the silver ring?
Step 1: If Rohan is truth-teller, then:
- Neha took the silver ring (from statement 1).
- Exactly one person took the item (from statement 4).
- Neha says 'I did not take it' - FALSE, so Neha is liar (consistent).
- Meera says 'Rohan is truth-teller' - TRUE, so Meera is truth-teller.
This gives: Rohan=T, Neha=L, Meera=T with Neha as thief.

Step 2: If Rohan is liar, then:
- Neha did NOT take the item (statement 1 false).
- 'Exactly one person took it' is FALSE → either 0 or 2+ people took it.
- Since Neha didn't take it, someone else must have.
- Meera says 'Rohan is truth-teller' - FALSE, so Meera is liar.
- Neha says 'I did not take it' - TRUE, so Neha is truth-teller.
- This gives Rohan=L, Neha=T, Meera=L with no thief identified - INCONSISTENT.

Therefore, the only consistent solution is Neha took the silver ring.
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