Logic Error

Warning: the following examples are intentionally flawed.

1. All Fruits are Green.

A is a green apple. B is also a green apple. Therefore, a banana is also green.

2. All Odd Numbers are Prime.

1 is odd. 2 is not. Therefore, 3 is also odd.

3. A Square Has Four Sides.

A square has three sides. A circle has one side. Therefore, a rectangle has five sides.

4. All Cows Go the 'Moo'.

Chickens say 'cluck'. Ducks say 'quack'. Therefore, cows say 'moo'.