Logic Riddles

Question: A computer walks up to two stores, one called '1', and one called '0'. Which does it choose?

Question: You have 2 coins that add up to 35 cents. One of the coins is not a quarter.

What kind of coins do you have?

Question: You are a prisoner. The only way to escape the prison is to walk down a very long hallway that takes 2 hours to get through. Guards come out of a door halfway down the hall every hour and take any prisoners walking out back to the prison and escort any visitors out of the prison. The guards cannot tell the difference between prisoners and visitors.

How do you escape?

Question: Joe deals himself and his friend John some cards from a deck of cards (not the same amount). If John gives Joe some cards Joe will have 4 times as many cards as John. If Joe gives John the same number of cards he will have 3 times as many cards as John.

How many cards does each man have and how many cards do they trade?

Question: A jungle is 4 miles wide. A blind boy wants to see how far he can walk into the jungle.

How far could he possibly go into the jungle?