True/False Logic Puzzle Example

Teacher/User Name: DEMO	Name:__________________________
Truth/Lies Logic Puzzle	Period: ________ Date: ____________

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True/False Logic Puzzles

Instructions: Someone committed a crime, and the police have gathered statements from everyone. Use logic and the fact that each person either always lies or always tells the truth to figure out who is the guilty party!

Ashley:

Exactly one of us, Tracy and I, lies.
Laura keyed the car.

Jennifer:

Both Timothy and Laura lie.
I never lie.

Laura:

Timothy always tells the truth.
Tracy keyed the car.

Timothy:

Exactly one person, Jennifer or Laura, lies.
Tracy keyed the car

Tracy:

Timothy and Jennifer both tell the truth.
Timothy keyed the car.