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A Fun Zone's Brain Teaser #87

A brain teaser is a form of puzzle that requires thought to solve. It often requires thinking in unconventional ways with given constraints in mind; sometimes it also involves lateral thinking. Logic puzzles and riddles are specific types of brain teasers.
Today's Brain Teaser | Archive of all Teasers
 

The Brain Teaser: Scroll Down for your Solution

1. John Peterson was born in Albany in 1938, on a date not divisible by 2, 3, or 5, and in a month that does not contain the letters "e" or "i". When does he become one year older?

2. In a certain village there is a man, so the paradox runs, who is a barber; this barber shaves all and only those men in the village who do not shave themselves. Query: Does the barber shave himself?


 

The Solution

Definition of solution - a means of solving a problem or dealing with a difficult situation. Our Free Brain Teaser Newsletter
 
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1. On his birthday!

2. Any man in this village is shaved by the barber if and only if he is not shaved by himself. Therefore in particular the barber shaves himself if and only if he does not. We are in trouble if we say the barber shaves himself and we are in trouble if we say he does not.