Kategorie: Logic

The City of Lies and the City of Truth

You are at an unmarked intersection … one way is the City of Lies and another way is the City of Truth. Citizens of the City of Lies always lie. Citizens of the City of Truth always tell the truth. A citizen of one of those cities (you don’t know which) is at the intersection.

Climbing Snail

A snail is at the bottom of a 20 meters deep well. Every day the snail climbs 5 meters upwards, but at night, it slides 4 meters back downwards. How many days does it take before the snail reaches the top of the well? Answer: The answer is actually 16 days. Why? On the first

The Giraffe in the Refrigerator

The following short quiz consists of 4 questions that will help you understand your thinking style better. These questions are all connected and not difficult. 1. How do you put a giraffe in the refrigerator? 2. How do you put an elephant into a refrigerator? 3. The Lion King is hosting an animal conference. All

The Missing Dollar

Three people check into a hotel. They pay $30 to the manager and go to their room. The manager finds out that the room rate is $25 and gives $5 to the bellboy to return. On the way to the room, the bellboy reasons that $5 would be difficult to divide among three people, so