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coded_binary_logic - Intermediate Level: tricky scenarios handling coded_binary_logic INTERMEDIATE

This expert challenge 📈 worksheet focuses on coded_binary_logic - a key topic in Binary Logic. You'll solve 20 intermediate-level problems (Worksheet 5 of 10). The primary focus is on tricky scenarios handling. Master how to solve coded_binary_logic, coded_binary_logic tricks, and coded_binary_logic shortcut methods through systematic practice.

📝 Worksheet 5 of 10 • 20 questions • ⏱️ Estimated time: 20 minutes • 🎯 Intermediate level

What you'll learn in this worksheet:
Your progress through coded_binary_logic
Worksheet 5 of 10 (44% complete)

Question 1

Deepa says: 'My code starts with 1' Kiran says: 'Deepa is lying about their code' Divya says: 'The correct code has exactly two 1s' Rohan says: 'My code ends with 0' Each person has a 4-digit code where 1=truth-teller, 0=liar. The code represents the sequence of T/L for P0, P1, P2, P3 respectively. What is the correct code?
The code represents the truth pattern: 1=truth-teller, 0=liar.

Testing each possible code:
- Code 0110 makes all statements consistent:
* Deepa's statement is false → matches bit 0
* Kiran's statement is true → matches bit 1
* Divya's statement is true → matches bit 1
* Rohan's statement is true → matches bit 0

No other code satisfies all constraints.
Therefore, the correct code is 0110.

Question 2

Manoj says: 'My code starts with 1' Pooja says: 'Manoj is lying about their code' Harsha says: 'The correct code has exactly two 1s' Ravi says: 'My code ends with 0' Each person has a 4-digit code where 1=truth-teller, 0=liar. The code represents the sequence of T/L for P0, P1, P2, P3 respectively. What is the correct code?
The code represents the truth pattern: 1=truth-teller, 0=liar.

Testing each possible code:
- Code 1001 makes all statements consistent:
* Manoj's statement is true → matches bit 1
* Pooja's statement is false → matches bit 0
* Harsha's statement is true → matches bit 0
* Ravi's statement is false → matches bit 1

No other code satisfies all constraints.
Therefore, the correct code is 1001.

Question 3

Amit says: 'My code starts with 1' Rohan says: 'Amit is lying about their code' Pooja says: 'The correct code has exactly two 1s' Neha says: 'My code ends with 0' Each person has a 4-digit code where 1=truth-teller, 0=liar. The code represents the sequence of T/L for P0, P1, P2, P3 respectively. What is the correct code?
The code represents the truth pattern: 1=truth-teller, 0=liar.

Testing each possible code:
- Code 1010 makes all statements consistent:
* Amit's statement is true → matches bit 1
* Rohan's statement is false → matches bit 0
* Pooja's statement is true → matches bit 1
* Neha's statement is true → matches bit 0

No other code satisfies all constraints.
Therefore, the correct code is 1010.

Question 4

Anita says: 'My code starts with 1' Sunil says: 'Anita is lying about their code' Pooja says: 'The correct code has exactly two 1s' Harsha says: 'My code ends with 0' Each person has a 4-digit code where 1=truth-teller, 0=liar. The code represents the sequence of T/L for P0, P1, P2, P3 respectively. What is the correct code?
The code represents the truth pattern: 1=truth-teller, 0=liar.

Testing each possible code:
- Code 1010 makes all statements consistent:
* Anita's statement is true → matches bit 1
* Sunil's statement is false → matches bit 0
* Pooja's statement is true → matches bit 1
* Harsha's statement is true → matches bit 0

No other code satisfies all constraints.
Therefore, the correct code is 1010.

Question 5

Manoj says: 'My code starts with 1' Divya says: 'Manoj is lying about their code' Deepa says: 'The correct code has exactly two 1s' Anita says: 'My code ends with 0' Each person has a 4-digit code where 1=truth-teller, 0=liar. The code represents the sequence of T/L for P0, P1, P2, P3 respectively. What is the correct code?
The code represents the truth pattern: 1=truth-teller, 0=liar.

Testing each possible code:
- Code 1001 makes all statements consistent:
* Manoj's statement is true → matches bit 1
* Divya's statement is false → matches bit 0
* Deepa's statement is true → matches bit 0
* Anita's statement is false → matches bit 1

No other code satisfies all constraints.
Therefore, the correct code is 1001.

Question 6

Rahul says: 'My code starts with 1' Meera says: 'Rahul is lying about their code' Ravi says: 'The correct code has exactly two 1s' Harsha says: 'My code ends with 0' Each person has a 4-digit code where 1=truth-teller, 0=liar. The code represents the sequence of T/L for P0, P1, P2, P3 respectively. What is the correct code?
The code represents the truth pattern: 1=truth-teller, 0=liar.

Testing each possible code:
- Code 0110 makes all statements consistent:
* Rahul's statement is false → matches bit 0
* Meera's statement is true → matches bit 1
* Ravi's statement is true → matches bit 1
* Harsha's statement is true → matches bit 0

No other code satisfies all constraints.
Therefore, the correct code is 0110.

Question 7

Gaurav says: 'My code starts with 1' Amit says: 'Gaurav is lying about their code' Leena says: 'The correct code has exactly two 1s' Vikram says: 'My code ends with 0' Each person has a 4-digit code where 1=truth-teller, 0=liar. The code represents the sequence of T/L for P0, P1, P2, P3 respectively. What is the correct code?
The code represents the truth pattern: 1=truth-teller, 0=liar.

Testing each possible code:
- Code 1001 makes all statements consistent:
* Gaurav's statement is true → matches bit 1
* Amit's statement is false → matches bit 0
* Leena's statement is true → matches bit 0
* Vikram's statement is false → matches bit 1

No other code satisfies all constraints.
Therefore, the correct code is 1001.

Question 8

Deepa says: 'My code starts with 1' Anita says: 'Deepa is lying about their code' Manoj says: 'The correct code has exactly two 1s' Harsha says: 'My code ends with 0' Each person has a 4-digit code where 1=truth-teller, 0=liar. The code represents the sequence of T/L for P0, P1, P2, P3 respectively. What is the correct code?
The code represents the truth pattern: 1=truth-teller, 0=liar.

Testing each possible code:
- Code 1100 makes all statements consistent:
* Deepa's statement is true → matches bit 1
* Anita's statement is false → matches bit 1
* Manoj's statement is true → matches bit 0
* Harsha's statement is true → matches bit 0

No other code satisfies all constraints.
Therefore, the correct code is 1100.

Question 9

Rahul says: 'My code starts with 1' Neha says: 'Rahul is lying about their code' Pooja says: 'The correct code has exactly two 1s' Vikram says: 'My code ends with 0' Each person has a 4-digit code where 1=truth-teller, 0=liar. The code represents the sequence of T/L for P0, P1, P2, P3 respectively. What is the correct code?
The code represents the truth pattern: 1=truth-teller, 0=liar.

Testing each possible code:
- Code 1100 makes all statements consistent:
* Rahul's statement is true → matches bit 1
* Neha's statement is false → matches bit 1
* Pooja's statement is true → matches bit 0
* Vikram's statement is true → matches bit 0

No other code satisfies all constraints.
Therefore, the correct code is 1100.

Question 10

Gaurav says: 'My code starts with 1' Pooja says: 'Gaurav is lying about their code' Anita says: 'The correct code has exactly two 1s' Vikram says: 'My code ends with 0' Each person has a 4-digit code where 1=truth-teller, 0=liar. The code represents the sequence of T/L for P0, P1, P2, P3 respectively. What is the correct code?
The code represents the truth pattern: 1=truth-teller, 0=liar.

Testing each possible code:
- Code 1100 makes all statements consistent:
* Gaurav's statement is true → matches bit 1
* Pooja's statement is false → matches bit 1
* Anita's statement is true → matches bit 0
* Vikram's statement is true → matches bit 0

No other code satisfies all constraints.
Therefore, the correct code is 1100.

Question 11

Sunil says: 'My code starts with 1' Divya says: 'Sunil is lying about their code' Ravi says: 'The correct code has exactly two 1s' Neha says: 'My code ends with 0' Each person has a 4-digit code where 1=truth-teller, 0=liar. The code represents the sequence of T/L for P0, P1, P2, P3 respectively. What is the correct code?
The code represents the truth pattern: 1=truth-teller, 0=liar.

Testing each possible code:
- Code 0110 makes all statements consistent:
* Sunil's statement is false → matches bit 0
* Divya's statement is true → matches bit 1
* Ravi's statement is true → matches bit 1
* Neha's statement is true → matches bit 0

No other code satisfies all constraints.
Therefore, the correct code is 0110.

Question 12

Amit says: 'My code starts with 1' Ravi says: 'Amit is lying about their code' Sunil says: 'The correct code has exactly two 1s' Priya says: 'My code ends with 0' Each person has a 4-digit code where 1=truth-teller, 0=liar. The code represents the sequence of T/L for P0, P1, P2, P3 respectively. What is the correct code?
The code represents the truth pattern: 1=truth-teller, 0=liar.

Testing each possible code:
- Code 1010 makes all statements consistent:
* Amit's statement is true → matches bit 1
* Ravi's statement is false → matches bit 0
* Sunil's statement is true → matches bit 1
* Priya's statement is true → matches bit 0

No other code satisfies all constraints.
Therefore, the correct code is 1010.

Question 13

Deepa says: 'My code starts with 1' Neha says: 'Deepa is lying about their code' Manoj says: 'The correct code has exactly two 1s' Ravi says: 'My code ends with 0' Each person has a 4-digit code where 1=truth-teller, 0=liar. The code represents the sequence of T/L for P0, P1, P2, P3 respectively. What is the correct code?
The code represents the truth pattern: 1=truth-teller, 0=liar.

Testing each possible code:
- Code 1001 makes all statements consistent:
* Deepa's statement is true → matches bit 1
* Neha's statement is false → matches bit 0
* Manoj's statement is true → matches bit 0
* Ravi's statement is false → matches bit 1

No other code satisfies all constraints.
Therefore, the correct code is 1001.

Question 14

Gaurav says: 'My code starts with 1' Priya says: 'Gaurav is lying about their code' Sanjay says: 'The correct code has exactly two 1s' Farhan says: 'My code ends with 0' Each person has a 4-digit code where 1=truth-teller, 0=liar. The code represents the sequence of T/L for P0, P1, P2, P3 respectively. What is the correct code?
The code represents the truth pattern: 1=truth-teller, 0=liar.

Testing each possible code:
- Code 1001 makes all statements consistent:
* Gaurav's statement is true → matches bit 1
* Priya's statement is false → matches bit 0
* Sanjay's statement is true → matches bit 0
* Farhan's statement is false → matches bit 1

No other code satisfies all constraints.
Therefore, the correct code is 1001.

Question 15

Harsha says: 'My code starts with 1' Leena says: 'Harsha is lying about their code' Manoj says: 'The correct code has exactly two 1s' Amit says: 'My code ends with 0' Each person has a 4-digit code where 1=truth-teller, 0=liar. The code represents the sequence of T/L for P0, P1, P2, P3 respectively. What is the correct code?
The code represents the truth pattern: 1=truth-teller, 0=liar.

Testing each possible code:
- Code 1001 makes all statements consistent:
* Harsha's statement is true → matches bit 1
* Leena's statement is false → matches bit 0
* Manoj's statement is true → matches bit 0
* Amit's statement is false → matches bit 1

No other code satisfies all constraints.
Therefore, the correct code is 1001.

Question 16

Rohan says: 'My code starts with 1' Pooja says: 'Rohan is lying about their code' Deepa says: 'The correct code has exactly two 1s' Manoj says: 'My code ends with 0' Each person has a 4-digit code where 1=truth-teller, 0=liar. The code represents the sequence of T/L for P0, P1, P2, P3 respectively. What is the correct code?
The code represents the truth pattern: 1=truth-teller, 0=liar.

Testing each possible code:
- Code 0110 makes all statements consistent:
* Rohan's statement is false → matches bit 0
* Pooja's statement is true → matches bit 1
* Deepa's statement is true → matches bit 1
* Manoj's statement is true → matches bit 0

No other code satisfies all constraints.
Therefore, the correct code is 0110.

Question 17

Harsha says: 'My code starts with 1' Priya says: 'Harsha is lying about their code' Deepa says: 'The correct code has exactly two 1s' Gaurav says: 'My code ends with 0' Each person has a 4-digit code where 1=truth-teller, 0=liar. The code represents the sequence of T/L for P0, P1, P2, P3 respectively. What is the correct code?
The code represents the truth pattern: 1=truth-teller, 0=liar.

Testing each possible code:
- Code 1001 makes all statements consistent:
* Harsha's statement is true → matches bit 1
* Priya's statement is false → matches bit 0
* Deepa's statement is true → matches bit 0
* Gaurav's statement is false → matches bit 1

No other code satisfies all constraints.
Therefore, the correct code is 1001.

Question 18

Sunil says: 'My code starts with 1' Priya says: 'Sunil is lying about their code' Divya says: 'The correct code has exactly two 1s' Anita says: 'My code ends with 0' Each person has a 4-digit code where 1=truth-teller, 0=liar. The code represents the sequence of T/L for P0, P1, P2, P3 respectively. What is the correct code?
The code represents the truth pattern: 1=truth-teller, 0=liar.

Testing each possible code:
- Code 1001 makes all statements consistent:
* Sunil's statement is true → matches bit 1
* Priya's statement is false → matches bit 0
* Divya's statement is true → matches bit 0
* Anita's statement is false → matches bit 1

No other code satisfies all constraints.
Therefore, the correct code is 1001.

Question 19

Vikram says: 'My code starts with 1' Neha says: 'Vikram is lying about their code' Harsha says: 'The correct code has exactly two 1s' Rohan says: 'My code ends with 0' Each person has a 4-digit code where 1=truth-teller, 0=liar. The code represents the sequence of T/L for P0, P1, P2, P3 respectively. What is the correct code?
The code represents the truth pattern: 1=truth-teller, 0=liar.

Testing each possible code:
- Code 0110 makes all statements consistent:
* Vikram's statement is false → matches bit 0
* Neha's statement is true → matches bit 1
* Harsha's statement is true → matches bit 1
* Rohan's statement is true → matches bit 0

No other code satisfies all constraints.
Therefore, the correct code is 0110.

Question 20

Harsha says: 'My code starts with 1' Rahul says: 'Harsha is lying about their code' Neha says: 'The correct code has exactly two 1s' Pooja says: 'My code ends with 0' Each person has a 4-digit code where 1=truth-teller, 0=liar. The code represents the sequence of T/L for P0, P1, P2, P3 respectively. What is the correct code?
The code represents the truth pattern: 1=truth-teller, 0=liar.

Testing each possible code:
- Code 1010 makes all statements consistent:
* Harsha's statement is true → matches bit 1
* Rahul's statement is false → matches bit 0
* Neha's statement is true → matches bit 1
* Pooja's statement is true → matches bit 0

No other code satisfies all constraints.
Therefore, the correct code is 1010.
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