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family_binary_relations Beginner-Intermediate Worksheet: Focus on common variations practice family_binary_relations BEGINNER INTERMEDIATE

Level up your family_binary_relations skills! You're at Worksheet 4 of 10 (33% through this series). This step-up challenge worksheet features 20 beginner-intermediate-level problems with a focus on common variations practice. Topics covered: family_binary_relations for competitive exams, how to solve family_binary_relations, family_binary_relations tricks.

📝 Worksheet 4 of 10 • 20 questions • ⏱️ Estimated time: 20 minutes • 🎯 Beginner Intermediate level

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Worksheet 4 of 10 (33% complete)

Question 1

Sunil (father) says: 'Vikram is a liar' Vikram (mother) says: 'Manoj is a liar' Manoj (son) says: 'Anita is a liar' Anita (daughter) says: 'Sunil is a liar' Exactly two family members tell the truth. Who are the truth-tellers?
This is a classic cycle puzzle.

With an even number of people (4) in a cycle of accusations,
the unique solution is that alternating people are truth-tellers.

Therefore:
Sunil (father) = Truth-teller
Vikram (mother) = Liar
Manoj (son) = Truth-teller
Anita (daughter) = Liar

Verification:
Father (T) says 'Mother is liar' - TRUE ✓
Mother (L) says 'Son is liar' - FALSE (son is T) ✓
Son (T) says 'Daughter is liar' - TRUE ✓
Daughter (L) says 'Father is liar' - FALSE (father is T) ✓

This is the unique consistent assignment.

Question 2

Divya (father) says: 'Pooja is a liar' Pooja (mother) says: 'Sanjay is a liar' Sanjay (son) says: 'Deepa is a liar' Deepa (daughter) says: 'Divya is a liar' Exactly two family members tell the truth. Who are the truth-tellers?
This is a classic cycle puzzle.

With an even number of people (4) in a cycle of accusations,
the unique solution is that alternating people are truth-tellers.

Therefore:
Divya (father) = Truth-teller
Pooja (mother) = Liar
Sanjay (son) = Truth-teller
Deepa (daughter) = Liar

Verification:
Father (T) says 'Mother is liar' - TRUE ✓
Mother (L) says 'Son is liar' - FALSE (son is T) ✓
Son (T) says 'Daughter is liar' - TRUE ✓
Daughter (L) says 'Father is liar' - FALSE (father is T) ✓

This is the unique consistent assignment.

Question 3

Manoj (father) says: 'Sanjay is a liar' Sanjay (mother) says: 'Pooja is a liar' Pooja (son) says: 'Neha is a liar' Neha (daughter) says: 'Manoj is a liar' Exactly two family members tell the truth. Who are the truth-tellers?
This is a classic cycle puzzle.

With an even number of people (4) in a cycle of accusations,
the unique solution is that alternating people are truth-tellers.

Therefore:
Manoj (father) = Truth-teller
Sanjay (mother) = Liar
Pooja (son) = Truth-teller
Neha (daughter) = Liar

Verification:
Father (T) says 'Mother is liar' - TRUE ✓
Mother (L) says 'Son is liar' - FALSE (son is T) ✓
Son (T) says 'Daughter is liar' - TRUE ✓
Daughter (L) says 'Father is liar' - FALSE (father is T) ✓

This is the unique consistent assignment.

Question 4

Farhan (father) says: 'Sunil is a liar' Sunil (mother) says: 'Rohan is a liar' Rohan (son) says: 'Meera is a liar' Meera (daughter) says: 'Farhan is a liar' Exactly two family members tell the truth. Who are the truth-tellers?
This is a classic cycle puzzle.

With an even number of people (4) in a cycle of accusations,
the unique solution is that alternating people are truth-tellers.

Therefore:
Farhan (father) = Truth-teller
Sunil (mother) = Liar
Rohan (son) = Truth-teller
Meera (daughter) = Liar

Verification:
Father (T) says 'Mother is liar' - TRUE ✓
Mother (L) says 'Son is liar' - FALSE (son is T) ✓
Son (T) says 'Daughter is liar' - TRUE ✓
Daughter (L) says 'Father is liar' - FALSE (father is T) ✓

This is the unique consistent assignment.

Question 5

Meera (father) says: 'Pooja is a liar' Pooja (mother) says: 'Amit is a liar' Amit (son) says: 'Sanjay is a liar' Sanjay (daughter) says: 'Meera is a liar' Exactly two family members tell the truth. Who are the truth-tellers?
This is a classic cycle puzzle.

With an even number of people (4) in a cycle of accusations,
the unique solution is that alternating people are truth-tellers.

Therefore:
Meera (father) = Truth-teller
Pooja (mother) = Liar
Amit (son) = Truth-teller
Sanjay (daughter) = Liar

Verification:
Father (T) says 'Mother is liar' - TRUE ✓
Mother (L) says 'Son is liar' - FALSE (son is T) ✓
Son (T) says 'Daughter is liar' - TRUE ✓
Daughter (L) says 'Father is liar' - FALSE (father is T) ✓

This is the unique consistent assignment.

Question 6

Leena (father) says: 'Amit is a liar' Amit (mother) says: 'Manoj is a liar' Manoj (son) says: 'Kiran is a liar' Kiran (daughter) says: 'Leena is a liar' Exactly two family members tell the truth. Who are the truth-tellers?
This is a classic cycle puzzle.

With an even number of people (4) in a cycle of accusations,
the unique solution is that alternating people are truth-tellers.

Therefore:
Leena (father) = Truth-teller
Amit (mother) = Liar
Manoj (son) = Truth-teller
Kiran (daughter) = Liar

Verification:
Father (T) says 'Mother is liar' - TRUE ✓
Mother (L) says 'Son is liar' - FALSE (son is T) ✓
Son (T) says 'Daughter is liar' - TRUE ✓
Daughter (L) says 'Father is liar' - FALSE (father is T) ✓

This is the unique consistent assignment.

Question 7

Kiran (father) says: 'Deepa is a liar' Deepa (mother) says: 'Farhan is a liar' Farhan (son) says: 'Sunil is a liar' Sunil (daughter) says: 'Kiran is a liar' Exactly two family members tell the truth. Who are the truth-tellers?
This is a classic cycle puzzle.

With an even number of people (4) in a cycle of accusations,
the unique solution is that alternating people are truth-tellers.

Therefore:
Kiran (father) = Truth-teller
Deepa (mother) = Liar
Farhan (son) = Truth-teller
Sunil (daughter) = Liar

Verification:
Father (T) says 'Mother is liar' - TRUE ✓
Mother (L) says 'Son is liar' - FALSE (son is T) ✓
Son (T) says 'Daughter is liar' - TRUE ✓
Daughter (L) says 'Father is liar' - FALSE (father is T) ✓

This is the unique consistent assignment.

Question 8

Sunil (father) says: 'Leena is a liar' Leena (mother) says: 'Deepa is a liar' Deepa (son) says: 'Vikram is a liar' Vikram (daughter) says: 'Sunil is a liar' Exactly two family members tell the truth. Who are the truth-tellers?
This is a classic cycle puzzle.

With an even number of people (4) in a cycle of accusations,
the unique solution is that alternating people are truth-tellers.

Therefore:
Sunil (father) = Truth-teller
Leena (mother) = Liar
Deepa (son) = Truth-teller
Vikram (daughter) = Liar

Verification:
Father (T) says 'Mother is liar' - TRUE ✓
Mother (L) says 'Son is liar' - FALSE (son is T) ✓
Son (T) says 'Daughter is liar' - TRUE ✓
Daughter (L) says 'Father is liar' - FALSE (father is T) ✓

This is the unique consistent assignment.

Question 9

Priya (father) says: 'Rahul is a liar' Rahul (mother) says: 'Gaurav is a liar' Gaurav (son) says: 'Harsha is a liar' Harsha (daughter) says: 'Priya is a liar' Exactly two family members tell the truth. Who are the truth-tellers?
This is a classic cycle puzzle.

With an even number of people (4) in a cycle of accusations,
the unique solution is that alternating people are truth-tellers.

Therefore:
Priya (father) = Truth-teller
Rahul (mother) = Liar
Gaurav (son) = Truth-teller
Harsha (daughter) = Liar

Verification:
Father (T) says 'Mother is liar' - TRUE ✓
Mother (L) says 'Son is liar' - FALSE (son is T) ✓
Son (T) says 'Daughter is liar' - TRUE ✓
Daughter (L) says 'Father is liar' - FALSE (father is T) ✓

This is the unique consistent assignment.

Question 10

Pooja (father) says: 'Gaurav is a liar' Gaurav (mother) says: 'Priya is a liar' Priya (son) says: 'Ravi is a liar' Ravi (daughter) says: 'Pooja is a liar' Exactly two family members tell the truth. Who are the truth-tellers?
This is a classic cycle puzzle.

With an even number of people (4) in a cycle of accusations,
the unique solution is that alternating people are truth-tellers.

Therefore:
Pooja (father) = Truth-teller
Gaurav (mother) = Liar
Priya (son) = Truth-teller
Ravi (daughter) = Liar

Verification:
Father (T) says 'Mother is liar' - TRUE ✓
Mother (L) says 'Son is liar' - FALSE (son is T) ✓
Son (T) says 'Daughter is liar' - TRUE ✓
Daughter (L) says 'Father is liar' - FALSE (father is T) ✓

This is the unique consistent assignment.

Question 11

Divya (father) says: 'Sanjay is a liar' Sanjay (mother) says: 'Kiran is a liar' Kiran (son) says: 'Manoj is a liar' Manoj (daughter) says: 'Divya is a liar' Exactly two family members tell the truth. Who are the truth-tellers?
This is a classic cycle puzzle.

With an even number of people (4) in a cycle of accusations,
the unique solution is that alternating people are truth-tellers.

Therefore:
Divya (father) = Truth-teller
Sanjay (mother) = Liar
Kiran (son) = Truth-teller
Manoj (daughter) = Liar

Verification:
Father (T) says 'Mother is liar' - TRUE ✓
Mother (L) says 'Son is liar' - FALSE (son is T) ✓
Son (T) says 'Daughter is liar' - TRUE ✓
Daughter (L) says 'Father is liar' - FALSE (father is T) ✓

This is the unique consistent assignment.

Question 12

Manoj (father) says: 'Pooja is a liar' Pooja (mother) says: 'Rohan is a liar' Rohan (son) says: 'Anita is a liar' Anita (daughter) says: 'Manoj is a liar' Exactly two family members tell the truth. Who are the truth-tellers?
This is a classic cycle puzzle.

With an even number of people (4) in a cycle of accusations,
the unique solution is that alternating people are truth-tellers.

Therefore:
Manoj (father) = Truth-teller
Pooja (mother) = Liar
Rohan (son) = Truth-teller
Anita (daughter) = Liar

Verification:
Father (T) says 'Mother is liar' - TRUE ✓
Mother (L) says 'Son is liar' - FALSE (son is T) ✓
Son (T) says 'Daughter is liar' - TRUE ✓
Daughter (L) says 'Father is liar' - FALSE (father is T) ✓

This is the unique consistent assignment.

Question 13

Amit (father) says: 'Pooja is a liar' Pooja (mother) says: 'Leena is a liar' Leena (son) says: 'Farhan is a liar' Farhan (daughter) says: 'Amit is a liar' Exactly two family members tell the truth. Who are the truth-tellers?
This is a classic cycle puzzle.

With an even number of people (4) in a cycle of accusations,
the unique solution is that alternating people are truth-tellers.

Therefore:
Amit (father) = Truth-teller
Pooja (mother) = Liar
Leena (son) = Truth-teller
Farhan (daughter) = Liar

Verification:
Father (T) says 'Mother is liar' - TRUE ✓
Mother (L) says 'Son is liar' - FALSE (son is T) ✓
Son (T) says 'Daughter is liar' - TRUE ✓
Daughter (L) says 'Father is liar' - FALSE (father is T) ✓

This is the unique consistent assignment.

Question 14

Harsha (father) says: 'Rohan is a liar' Rohan (mother) says: 'Kiran is a liar' Kiran (son) says: 'Pooja is a liar' Pooja (daughter) says: 'Harsha is a liar' Exactly two family members tell the truth. Who are the truth-tellers?
This is a classic cycle puzzle.

With an even number of people (4) in a cycle of accusations,
the unique solution is that alternating people are truth-tellers.

Therefore:
Harsha (father) = Truth-teller
Rohan (mother) = Liar
Kiran (son) = Truth-teller
Pooja (daughter) = Liar

Verification:
Father (T) says 'Mother is liar' - TRUE ✓
Mother (L) says 'Son is liar' - FALSE (son is T) ✓
Son (T) says 'Daughter is liar' - TRUE ✓
Daughter (L) says 'Father is liar' - FALSE (father is T) ✓

This is the unique consistent assignment.

Question 15

Meera (father) says: 'Neha is a liar' Neha (mother) says: 'Rahul is a liar' Rahul (son) says: 'Leena is a liar' Leena (daughter) says: 'Meera is a liar' Exactly two family members tell the truth. Who are the truth-tellers?
This is a classic cycle puzzle.

With an even number of people (4) in a cycle of accusations,
the unique solution is that alternating people are truth-tellers.

Therefore:
Meera (father) = Truth-teller
Neha (mother) = Liar
Rahul (son) = Truth-teller
Leena (daughter) = Liar

Verification:
Father (T) says 'Mother is liar' - TRUE ✓
Mother (L) says 'Son is liar' - FALSE (son is T) ✓
Son (T) says 'Daughter is liar' - TRUE ✓
Daughter (L) says 'Father is liar' - FALSE (father is T) ✓

This is the unique consistent assignment.

Question 16

Gaurav (father) says: 'Meera is a liar' Meera (mother) says: 'Manoj is a liar' Manoj (son) says: 'Pooja is a liar' Pooja (daughter) says: 'Gaurav is a liar' Exactly two family members tell the truth. Who are the truth-tellers?
This is a classic cycle puzzle.

With an even number of people (4) in a cycle of accusations,
the unique solution is that alternating people are truth-tellers.

Therefore:
Gaurav (father) = Truth-teller
Meera (mother) = Liar
Manoj (son) = Truth-teller
Pooja (daughter) = Liar

Verification:
Father (T) says 'Mother is liar' - TRUE ✓
Mother (L) says 'Son is liar' - FALSE (son is T) ✓
Son (T) says 'Daughter is liar' - TRUE ✓
Daughter (L) says 'Father is liar' - FALSE (father is T) ✓

This is the unique consistent assignment.

Question 17

Divya (father) says: 'Deepa is a liar' Deepa (mother) says: 'Rahul is a liar' Rahul (son) says: 'Rohan is a liar' Rohan (daughter) says: 'Divya is a liar' Exactly two family members tell the truth. Who are the truth-tellers?
This is a classic cycle puzzle.

With an even number of people (4) in a cycle of accusations,
the unique solution is that alternating people are truth-tellers.

Therefore:
Divya (father) = Truth-teller
Deepa (mother) = Liar
Rahul (son) = Truth-teller
Rohan (daughter) = Liar

Verification:
Father (T) says 'Mother is liar' - TRUE ✓
Mother (L) says 'Son is liar' - FALSE (son is T) ✓
Son (T) says 'Daughter is liar' - TRUE ✓
Daughter (L) says 'Father is liar' - FALSE (father is T) ✓

This is the unique consistent assignment.

Question 18

Divya (father) says: 'Gaurav is a liar' Gaurav (mother) says: 'Harsha is a liar' Harsha (son) says: 'Amit is a liar' Amit (daughter) says: 'Divya is a liar' Exactly two family members tell the truth. Who are the truth-tellers?
This is a classic cycle puzzle.

With an even number of people (4) in a cycle of accusations,
the unique solution is that alternating people are truth-tellers.

Therefore:
Divya (father) = Truth-teller
Gaurav (mother) = Liar
Harsha (son) = Truth-teller
Amit (daughter) = Liar

Verification:
Father (T) says 'Mother is liar' - TRUE ✓
Mother (L) says 'Son is liar' - FALSE (son is T) ✓
Son (T) says 'Daughter is liar' - TRUE ✓
Daughter (L) says 'Father is liar' - FALSE (father is T) ✓

This is the unique consistent assignment.

Question 19

Divya (father) says: 'Rohan is a liar' Rohan (mother) says: 'Neha is a liar' Neha (son) says: 'Meera is a liar' Meera (daughter) says: 'Divya is a liar' Exactly two family members tell the truth. Who are the truth-tellers?
This is a classic cycle puzzle.

With an even number of people (4) in a cycle of accusations,
the unique solution is that alternating people are truth-tellers.

Therefore:
Divya (father) = Truth-teller
Rohan (mother) = Liar
Neha (son) = Truth-teller
Meera (daughter) = Liar

Verification:
Father (T) says 'Mother is liar' - TRUE ✓
Mother (L) says 'Son is liar' - FALSE (son is T) ✓
Son (T) says 'Daughter is liar' - TRUE ✓
Daughter (L) says 'Father is liar' - FALSE (father is T) ✓

This is the unique consistent assignment.

Question 20

Neha (father) says: 'Sanjay is a liar' Sanjay (mother) says: 'Pooja is a liar' Pooja (son) says: 'Leena is a liar' Leena (daughter) says: 'Neha is a liar' Exactly two family members tell the truth. Who are the truth-tellers?
This is a classic cycle puzzle.

With an even number of people (4) in a cycle of accusations,
the unique solution is that alternating people are truth-tellers.

Therefore:
Neha (father) = Truth-teller
Sanjay (mother) = Liar
Pooja (son) = Truth-teller
Leena (daughter) = Liar

Verification:
Father (T) says 'Mother is liar' - TRUE ✓
Mother (L) says 'Son is liar' - FALSE (son is T) ✓
Son (T) says 'Daughter is liar' - TRUE ✓
Daughter (L) says 'Father is liar' - FALSE (father is T) ✓

This is the unique consistent assignment.
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