True or False Logic

What’s inside

• True or False: If all birds have wings, and a robin is a bird, then the robin has wings.
• True or False: If it is raining, then the ground is wet. It is raining. Therefore, the ground is wet.
• True or False: If a shape is a square, then it has four sides. A triangle has four sides.
• True or False: If all apples are fruits, and this object is an apple, then this object is a fruit.
• True or False: If a number is even, then it is divisible by 2. The number 7 is even, so 7 is divisible by 2.
• True or False: If a door is locked, then it cannot be opened without a key. This door is locked, so it cannot be…
• True or False: If something is a dog, then it is an animal. Max is an animal, so Max must be a dog.
• True or False: The statement “All fish live on land” is false if even one fish lives in water.