statement_consistency_check - Absolute-Beginner Level: core concept mastery statement_consistency_check ABSOLUTE BEGINNER

This skill primer 🌟 worksheet focuses on statement_consistency_check - a key topic in Binary Logic. You'll solve 20 absolute-beginner-level problems (Worksheet 1 of 10). The primary focus is on core concept mastery. Master statement_consistency_check problems, statement_consistency_check reasoning questions, and statement_consistency_check practice through systematic practice.

📝 Worksheet 1 of 10 • 20 questions • ⏱️ Estimated time: 20 minutes • 🎯 Absolute Beginner level

What you'll learn in this worksheet:
Your progress through statement_consistency_check
Worksheet 1 of 10 (0% complete)

Question 1

Harsha says: 'Meera has the sapphire' Meera says: 'I do not have the sapphire' Manoj says: 'Harsha is lying' Can all these statements be true simultaneously?
Let's test if all statements can be true:

Assumption 1: If Harsha tells truth, then Meera has sapphire.
But Meera claims not to have it - contradiction if Meera tells truth.
If Meera lies, then Meera DOES have the item - consistent with Harsha.
Then Manoj says Harsha lies - but we assumed Harsha tells truth - contradiction!

Assumption 2: If Harsha lies, then Meera does NOT have sapphire.
Meera says the same thing - consistent if Meera tells truth.
Manoj says Harsha lies - consistent if Manoj tells truth.

Therefore, all statements CAN be consistent when Harsha lies, Meera and Manoj tell truth.
Thus, the statements are consistent.

Question 2

Amit says: 'Vikram has the emerald' Vikram says: 'I do not have the emerald' Rohan says: 'Amit is lying' Can all these statements be true simultaneously?
Let's test if all statements can be true:

Assumption 1: If Amit tells truth, then Vikram has emerald.
But Vikram claims not to have it - contradiction if Vikram tells truth.
If Vikram lies, then Vikram DOES have the item - consistent with Amit.
Then Rohan says Amit lies - but we assumed Amit tells truth - contradiction!

Assumption 2: If Amit lies, then Vikram does NOT have emerald.
Vikram says the same thing - consistent if Vikram tells truth.
Rohan says Amit lies - consistent if Rohan tells truth.

Therefore, all statements CAN be consistent when Amit lies, Vikram and Rohan tell truth.
Thus, the statements are consistent.

Question 3

Vikram says: 'Sunil has the artifact' Sunil says: 'I do not have the artifact' Rahul says: 'Vikram is lying' Can all these statements be true simultaneously?
Let's test if all statements can be true:

Assumption 1: If Vikram tells truth, then Sunil has artifact.
But Sunil claims not to have it - contradiction if Sunil tells truth.
If Sunil lies, then Sunil DOES have the item - consistent with Vikram.
Then Rahul says Vikram lies - but we assumed Vikram tells truth - contradiction!

Assumption 2: If Vikram lies, then Sunil does NOT have artifact.
Sunil says the same thing - consistent if Sunil tells truth.
Rahul says Vikram lies - consistent if Rahul tells truth.

Therefore, all statements CAN be consistent when Vikram lies, Sunil and Rahul tell truth.
Thus, the statements are consistent.

Question 4

Priya says: 'Anita has the pearl' Anita says: 'I do not have the pearl' Meera says: 'Priya is lying' Can all these statements be true simultaneously?
Let's test if all statements can be true:

Assumption 1: If Priya tells truth, then Anita has pearl.
But Anita claims not to have it - contradiction if Anita tells truth.
If Anita lies, then Anita DOES have the item - consistent with Priya.
Then Meera says Priya lies - but we assumed Priya tells truth - contradiction!

Assumption 2: If Priya lies, then Anita does NOT have pearl.
Anita says the same thing - consistent if Anita tells truth.
Meera says Priya lies - consistent if Meera tells truth.

Therefore, all statements CAN be consistent when Priya lies, Anita and Meera tell truth.
Thus, the statements are consistent.

Question 5

Deepa says: 'Amit has the silver ring' Amit says: 'I do not have the silver ring' Gaurav says: 'Deepa is lying' Can all these statements be true simultaneously?
Let's test if all statements can be true:

Assumption 1: If Deepa tells truth, then Amit has silver ring.
But Amit claims not to have it - contradiction if Amit tells truth.
If Amit lies, then Amit DOES have the item - consistent with Deepa.
Then Gaurav says Deepa lies - but we assumed Deepa tells truth - contradiction!

Assumption 2: If Deepa lies, then Amit does NOT have silver ring.
Amit says the same thing - consistent if Amit tells truth.
Gaurav says Deepa lies - consistent if Gaurav tells truth.

Therefore, all statements CAN be consistent when Deepa lies, Amit and Gaurav tell truth.
Thus, the statements are consistent.

Question 6

Kiran says: 'Priya has the emerald' Priya says: 'I do not have the emerald' Leena says: 'Kiran is lying' Can all these statements be true simultaneously?
Let's test if all statements can be true:

Assumption 1: If Kiran tells truth, then Priya has emerald.
But Priya claims not to have it - contradiction if Priya tells truth.
If Priya lies, then Priya DOES have the item - consistent with Kiran.
Then Leena says Kiran lies - but we assumed Kiran tells truth - contradiction!

Assumption 2: If Kiran lies, then Priya does NOT have emerald.
Priya says the same thing - consistent if Priya tells truth.
Leena says Kiran lies - consistent if Leena tells truth.

Therefore, all statements CAN be consistent when Kiran lies, Priya and Leena tell truth.
Thus, the statements are consistent.

Question 7

Deepa says: 'Farhan has the pearl' Farhan says: 'I do not have the pearl' Leena says: 'Deepa is lying' Can all these statements be true simultaneously?
Let's test if all statements can be true:

Assumption 1: If Deepa tells truth, then Farhan has pearl.
But Farhan claims not to have it - contradiction if Farhan tells truth.
If Farhan lies, then Farhan DOES have the item - consistent with Deepa.
Then Leena says Deepa lies - but we assumed Deepa tells truth - contradiction!

Assumption 2: If Deepa lies, then Farhan does NOT have pearl.
Farhan says the same thing - consistent if Farhan tells truth.
Leena says Deepa lies - consistent if Leena tells truth.

Therefore, all statements CAN be consistent when Deepa lies, Farhan and Leena tell truth.
Thus, the statements are consistent.

Question 8

Rohan says: 'Neha has the diamond' Neha says: 'I do not have the diamond' Amit says: 'Rohan is lying' Can all these statements be true simultaneously?
Let's test if all statements can be true:

Assumption 1: If Rohan tells truth, then Neha has diamond.
But Neha claims not to have it - contradiction if Neha tells truth.
If Neha lies, then Neha DOES have the item - consistent with Rohan.
Then Amit says Rohan lies - but we assumed Rohan tells truth - contradiction!

Assumption 2: If Rohan lies, then Neha does NOT have diamond.
Neha says the same thing - consistent if Neha tells truth.
Amit says Rohan lies - consistent if Amit tells truth.

Therefore, all statements CAN be consistent when Rohan lies, Neha and Amit tell truth.
Thus, the statements are consistent.

Question 9

Gaurav says: 'Sanjay has the silver ring' Sanjay says: 'I do not have the silver ring' Priya says: 'Gaurav is lying' Can all these statements be true simultaneously?
Let's test if all statements can be true:

Assumption 1: If Gaurav tells truth, then Sanjay has silver ring.
But Sanjay claims not to have it - contradiction if Sanjay tells truth.
If Sanjay lies, then Sanjay DOES have the item - consistent with Gaurav.
Then Priya says Gaurav lies - but we assumed Gaurav tells truth - contradiction!

Assumption 2: If Gaurav lies, then Sanjay does NOT have silver ring.
Sanjay says the same thing - consistent if Sanjay tells truth.
Priya says Gaurav lies - consistent if Priya tells truth.

Therefore, all statements CAN be consistent when Gaurav lies, Sanjay and Priya tell truth.
Thus, the statements are consistent.

Question 10

Sanjay says: 'Leena has the gold coin' Leena says: 'I do not have the gold coin' Neha says: 'Sanjay is lying' Can all these statements be true simultaneously?
Let's test if all statements can be true:

Assumption 1: If Sanjay tells truth, then Leena has gold coin.
But Leena claims not to have it - contradiction if Leena tells truth.
If Leena lies, then Leena DOES have the item - consistent with Sanjay.
Then Neha says Sanjay lies - but we assumed Sanjay tells truth - contradiction!

Assumption 2: If Sanjay lies, then Leena does NOT have gold coin.
Leena says the same thing - consistent if Leena tells truth.
Neha says Sanjay lies - consistent if Neha tells truth.

Therefore, all statements CAN be consistent when Sanjay lies, Leena and Neha tell truth.
Thus, the statements are consistent.

Question 11

Rohan says: 'Pooja has the diamond' Pooja says: 'I do not have the diamond' Rahul says: 'Rohan is lying' Can all these statements be true simultaneously?
Let's test if all statements can be true:

Assumption 1: If Rohan tells truth, then Pooja has diamond.
But Pooja claims not to have it - contradiction if Pooja tells truth.
If Pooja lies, then Pooja DOES have the item - consistent with Rohan.
Then Rahul says Rohan lies - but we assumed Rohan tells truth - contradiction!

Assumption 2: If Rohan lies, then Pooja does NOT have diamond.
Pooja says the same thing - consistent if Pooja tells truth.
Rahul says Rohan lies - consistent if Rahul tells truth.

Therefore, all statements CAN be consistent when Rohan lies, Pooja and Rahul tell truth.
Thus, the statements are consistent.

Question 12

Rohan says: 'Leena has the diamond' Leena says: 'I do not have the diamond' Divya says: 'Rohan is lying' Can all these statements be true simultaneously?
Let's test if all statements can be true:

Assumption 1: If Rohan tells truth, then Leena has diamond.
But Leena claims not to have it - contradiction if Leena tells truth.
If Leena lies, then Leena DOES have the item - consistent with Rohan.
Then Divya says Rohan lies - but we assumed Rohan tells truth - contradiction!

Assumption 2: If Rohan lies, then Leena does NOT have diamond.
Leena says the same thing - consistent if Leena tells truth.
Divya says Rohan lies - consistent if Divya tells truth.

Therefore, all statements CAN be consistent when Rohan lies, Leena and Divya tell truth.
Thus, the statements are consistent.

Question 13

Rohan says: 'Ravi has the emerald' Ravi says: 'I do not have the emerald' Farhan says: 'Rohan is lying' Can all these statements be true simultaneously?
Let's test if all statements can be true:

Assumption 1: If Rohan tells truth, then Ravi has emerald.
But Ravi claims not to have it - contradiction if Ravi tells truth.
If Ravi lies, then Ravi DOES have the item - consistent with Rohan.
Then Farhan says Rohan lies - but we assumed Rohan tells truth - contradiction!

Assumption 2: If Rohan lies, then Ravi does NOT have emerald.
Ravi says the same thing - consistent if Ravi tells truth.
Farhan says Rohan lies - consistent if Farhan tells truth.

Therefore, all statements CAN be consistent when Rohan lies, Ravi and Farhan tell truth.
Thus, the statements are consistent.

Question 14

Gaurav says: 'Manoj has the emerald' Manoj says: 'I do not have the emerald' Anita says: 'Gaurav is lying' Can all these statements be true simultaneously?
Let's test if all statements can be true:

Assumption 1: If Gaurav tells truth, then Manoj has emerald.
But Manoj claims not to have it - contradiction if Manoj tells truth.
If Manoj lies, then Manoj DOES have the item - consistent with Gaurav.
Then Anita says Gaurav lies - but we assumed Gaurav tells truth - contradiction!

Assumption 2: If Gaurav lies, then Manoj does NOT have emerald.
Manoj says the same thing - consistent if Manoj tells truth.
Anita says Gaurav lies - consistent if Anita tells truth.

Therefore, all statements CAN be consistent when Gaurav lies, Manoj and Anita tell truth.
Thus, the statements are consistent.

Question 15

Anita says: 'Rahul has the sapphire' Rahul says: 'I do not have the sapphire' Divya says: 'Anita is lying' Can all these statements be true simultaneously?
Let's test if all statements can be true:

Assumption 1: If Anita tells truth, then Rahul has sapphire.
But Rahul claims not to have it - contradiction if Rahul tells truth.
If Rahul lies, then Rahul DOES have the item - consistent with Anita.
Then Divya says Anita lies - but we assumed Anita tells truth - contradiction!

Assumption 2: If Anita lies, then Rahul does NOT have sapphire.
Rahul says the same thing - consistent if Rahul tells truth.
Divya says Anita lies - consistent if Divya tells truth.

Therefore, all statements CAN be consistent when Anita lies, Rahul and Divya tell truth.
Thus, the statements are consistent.

Question 16

Amit says: 'Neha has the artifact' Neha says: 'I do not have the artifact' Leena says: 'Amit is lying' Can all these statements be true simultaneously?
Let's test if all statements can be true:

Assumption 1: If Amit tells truth, then Neha has artifact.
But Neha claims not to have it - contradiction if Neha tells truth.
If Neha lies, then Neha DOES have the item - consistent with Amit.
Then Leena says Amit lies - but we assumed Amit tells truth - contradiction!

Assumption 2: If Amit lies, then Neha does NOT have artifact.
Neha says the same thing - consistent if Neha tells truth.
Leena says Amit lies - consistent if Leena tells truth.

Therefore, all statements CAN be consistent when Amit lies, Neha and Leena tell truth.
Thus, the statements are consistent.

Question 17

Priya says: 'Amit has the diamond' Amit says: 'I do not have the diamond' Kiran says: 'Priya is lying' Can all these statements be true simultaneously?
Let's test if all statements can be true:

Assumption 1: If Priya tells truth, then Amit has diamond.
But Amit claims not to have it - contradiction if Amit tells truth.
If Amit lies, then Amit DOES have the item - consistent with Priya.
Then Kiran says Priya lies - but we assumed Priya tells truth - contradiction!

Assumption 2: If Priya lies, then Amit does NOT have diamond.
Amit says the same thing - consistent if Amit tells truth.
Kiran says Priya lies - consistent if Kiran tells truth.

Therefore, all statements CAN be consistent when Priya lies, Amit and Kiran tell truth.
Thus, the statements are consistent.

Question 18

Priya says: 'Amit has the ruby' Amit says: 'I do not have the ruby' Deepa says: 'Priya is lying' Can all these statements be true simultaneously?
Let's test if all statements can be true:

Assumption 1: If Priya tells truth, then Amit has ruby.
But Amit claims not to have it - contradiction if Amit tells truth.
If Amit lies, then Amit DOES have the item - consistent with Priya.
Then Deepa says Priya lies - but we assumed Priya tells truth - contradiction!

Assumption 2: If Priya lies, then Amit does NOT have ruby.
Amit says the same thing - consistent if Amit tells truth.
Deepa says Priya lies - consistent if Deepa tells truth.

Therefore, all statements CAN be consistent when Priya lies, Amit and Deepa tell truth.
Thus, the statements are consistent.

Question 19

Gaurav says: 'Leena has the diamond' Leena says: 'I do not have the diamond' Farhan says: 'Gaurav is lying' Can all these statements be true simultaneously?
Let's test if all statements can be true:

Assumption 1: If Gaurav tells truth, then Leena has diamond.
But Leena claims not to have it - contradiction if Leena tells truth.
If Leena lies, then Leena DOES have the item - consistent with Gaurav.
Then Farhan says Gaurav lies - but we assumed Gaurav tells truth - contradiction!

Assumption 2: If Gaurav lies, then Leena does NOT have diamond.
Leena says the same thing - consistent if Leena tells truth.
Farhan says Gaurav lies - consistent if Farhan tells truth.

Therefore, all statements CAN be consistent when Gaurav lies, Leena and Farhan tell truth.
Thus, the statements are consistent.

Question 20

Kiran says: 'Rohan has the ruby' Rohan says: 'I do not have the ruby' Meera says: 'Kiran is lying' Can all these statements be true simultaneously?
Let's test if all statements can be true:

Assumption 1: If Kiran tells truth, then Rohan has ruby.
But Rohan claims not to have it - contradiction if Rohan tells truth.
If Rohan lies, then Rohan DOES have the item - consistent with Kiran.
Then Meera says Kiran lies - but we assumed Kiran tells truth - contradiction!

Assumption 2: If Kiran lies, then Rohan does NOT have ruby.
Rohan says the same thing - consistent if Rohan tells truth.
Meera says Kiran lies - consistent if Meera tells truth.

Therefore, all statements CAN be consistent when Kiran lies, Rohan and Meera tell truth.
Thus, the statements are consistent.
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