Suppose there are 16 birds. Now if one-fourth of those birds fall from the air and out of that one-fourth, one-third dies. Then how many birds are alive?
All 16 because birds can never fall from the air, they can fly. Isn't it?
Including Russia and Turkey, there are 47 countries in Europe. If all the countries with yellow on their flag leave the European Union, how many countries are there in Europe now?
There is a tunnel. Inside is only one train track. A train comes in from the left at 2:00 and another train comes in from the right on the same track at 2:00 also. Both come out safely.
How was this possible?
In the bathroom, Dean Winchester shot himself right between the eyes using his shotgun. Of course, both the bullets and the shotgun is real. After one minute, Dean walks from the bathroom alive and there are no traces of blood.