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Complex Logical Inference Advanced Worksheet: Focus on exam-oriented approach Complex Logical Inference ADVANCED

Level up your Complex Logical Inference skills! You're at Worksheet 8 of 10 (77% through this series). This exam hall simulation worksheet features 20 advanced-level problems with a focus on exam-oriented approach. Topics covered: complex logical inference bank exam questions, complex logical inference ssc cgl, complex logical inference reasoning tricks.

📝 Worksheet 8 of 10 • 20 questions • ⏱️ Estimated time: 20 minutes • 🎯 Advanced level

What you'll learn in this worksheet:
Your progress through Complex Logical Inference
Worksheet 8 of 10 (77% complete)

Question 1

Given these logical premises: • If P, then Q • If Q, then R • If R, then S • Not S Which statement must be true?
This requires multi-step logical deduction:
• If P, then Q
• If Q, then R
• If R, then S
• Not S

Applying logical rules (modus ponens, modus tollens, contrapositive, transitive property, quantifier logic), we can conclude: Not P

Question 2

Given these logical premises: • All successful people work hard • Some hard workers are lucky • No lazy people are successful • John is successful Which statement must be true?
This requires multi-step logical deduction:
• All successful people work hard
• Some hard workers are lucky
• No lazy people are successful
• John is successful

Applying logical rules (modus ponens, modus tollens, contrapositive, transitive property, quantifier logic), we can conclude: John works hard

Question 3

Given these logical premises: • All X are Y • Some Y are Z • No Z are W • P is X Which statement must be true?
This requires multi-step logical deduction:
• All X are Y
• Some Y are Z
• No Z are W
• P is X

Applying logical rules (modus ponens, modus tollens, contrapositive, transitive property, quantifier logic), we can conclude: P is not W

Question 4

Given these logical premises: • If it's Monday, then school is open • If school is open, then buses run • Buses are not running Which statement must be true?
This requires multi-step logical deduction:
• If it's Monday, then school is open
• If school is open, then buses run
• Buses are not running

Applying logical rules (modus ponens, modus tollens, contrapositive, transitive property, quantifier logic), we can conclude: It's not Monday

Question 5

Given these logical premises: • All X are Y • Some Y are Z • No Z are W • P is X Which statement must be true?
This requires multi-step logical deduction:
• All X are Y
• Some Y are Z
• No Z are W
• P is X

Applying logical rules (modus ponens, modus tollens, contrapositive, transitive property, quantifier logic), we can conclude: P is not W

Question 6

Given these logical premises: • The light is either on or off • If the light is on, the switch is up • The switch is not up Which statement must be true?
This requires multi-step logical deduction:
• The light is either on or off
• If the light is on, the switch is up
• The switch is not up

Applying logical rules (modus ponens, modus tollens, contrapositive, transitive property, quantifier logic), we can conclude: The light is off

Question 7

Given these logical premises: • If you study, you'll pass • If you pass, you'll graduate • You didn't graduate Which statement must be true?
This requires multi-step logical deduction:
• If you study, you'll pass
• If you pass, you'll graduate
• You didn't graduate

Applying logical rules (modus ponens, modus tollens, contrapositive, transitive property, quantifier logic), we can conclude: You didn't study

Question 8

Given these logical premises: • All birds can fly • Penguins are birds but cannot fly • This statement is about typical birds • Tweety is a typical bird Which statement must be true?
This requires multi-step logical deduction:
• All birds can fly
• Penguins are birds but cannot fly
• This statement is about typical birds
• Tweety is a typical bird

Applying logical rules (modus ponens, modus tollens, contrapositive, transitive property, quantifier logic), we can conclude: Tweety can fly

Question 9

Given these logical premises: • All A are B • No B are C • All D are A • Some E are D Which statement must be true?
This requires multi-step logical deduction:
• All A are B
• No B are C
• All D are A
• Some E are D

Applying logical rules (modus ponens, modus tollens, contrapositive, transitive property, quantifier logic), we can conclude: Some E are not C

Question 10

Given these logical premises: • The light is either on or off • If the light is on, the switch is up • The switch is not up Which statement must be true?
This requires multi-step logical deduction:
• The light is either on or off
• If the light is on, the switch is up
• The switch is not up

Applying logical rules (modus ponens, modus tollens, contrapositive, transitive property, quantifier logic), we can conclude: The light is off

Question 11

Given these logical premises: • If P, then Q • If Q, then R • If R, then S • Not S Which statement must be true?
This requires multi-step logical deduction:
• If P, then Q
• If Q, then R
• If R, then S
• Not S

Applying logical rules (modus ponens, modus tollens, contrapositive, transitive property, quantifier logic), we can conclude: Not P

Question 12

Given these logical premises: • All birds can fly • Penguins are birds but cannot fly • This statement is about typical birds • Tweety is a typical bird Which statement must be true?
This requires multi-step logical deduction:
• All birds can fly
• Penguins are birds but cannot fly
• This statement is about typical birds
• Tweety is a typical bird

Applying logical rules (modus ponens, modus tollens, contrapositive, transitive property, quantifier logic), we can conclude: Tweety can fly

Question 13

Given these logical premises: • All A are B • No B are C • All D are A • Some E are D Which statement must be true?
This requires multi-step logical deduction:
• All A are B
• No B are C
• All D are A
• Some E are D

Applying logical rules (modus ponens, modus tollens, contrapositive, transitive property, quantifier logic), we can conclude: Some E are not C

Question 14

Given these logical premises: • If it's a weekday, I work • If I work, I get tired • If I'm tired, I sleep early • I didn't sleep early Which statement must be true?
This requires multi-step logical deduction:
• If it's a weekday, I work
• If I work, I get tired
• If I'm tired, I sleep early
• I didn't sleep early

Applying logical rules (modus ponens, modus tollens, contrapositive, transitive property, quantifier logic), we can conclude: It's not a weekday

Question 15

Given these logical premises: • If it's Monday, then school is open • If school is open, then buses run • Buses are not running Which statement must be true?
This requires multi-step logical deduction:
• If it's Monday, then school is open
• If school is open, then buses run
• Buses are not running

Applying logical rules (modus ponens, modus tollens, contrapositive, transitive property, quantifier logic), we can conclude: It's not Monday

Question 16

Given these logical premises: • The light is either on or off • If the light is on, the switch is up • The switch is not up Which statement must be true?
This requires multi-step logical deduction:
• The light is either on or off
• If the light is on, the switch is up
• The switch is not up

Applying logical rules (modus ponens, modus tollens, contrapositive, transitive property, quantifier logic), we can conclude: The light is off

Question 17

Given these logical premises: • If A, then B • If B, then C • If C, then not D • A is true Which statement must be true?
This requires multi-step logical deduction:
• If A, then B
• If B, then C
• If C, then not D
• A is true

Applying logical rules (modus ponens, modus tollens, contrapositive, transitive property, quantifier logic), we can conclude: D is false

Question 18

Given these logical premises: • The light is either on or off • If the light is on, the switch is up • The switch is not up Which statement must be true?
This requires multi-step logical deduction:
• The light is either on or off
• If the light is on, the switch is up
• The switch is not up

Applying logical rules (modus ponens, modus tollens, contrapositive, transitive property, quantifier logic), we can conclude: The light is off

Question 19

Given these logical premises: • If you study, you'll pass • If you pass, you'll graduate • You didn't graduate Which statement must be true?
This requires multi-step logical deduction:
• If you study, you'll pass
• If you pass, you'll graduate
• You didn't graduate

Applying logical rules (modus ponens, modus tollens, contrapositive, transitive property, quantifier logic), we can conclude: You didn't study

Question 20

Given these logical premises: • All birds can fly • Penguins are birds but cannot fly • This statement is about typical birds • Tweety is a typical bird Which statement must be true?
This requires multi-step logical deduction:
• All birds can fly
• Penguins are birds but cannot fly
• This statement is about typical birds
• Tweety is a typical bird

Applying logical rules (modus ponens, modus tollens, contrapositive, transitive property, quantifier logic), we can conclude: Tweety can fly
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