Irene killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?

Why is it very easy to weigh a fish?

What number divided by 4 is the same as that number minus 4?

What does Alexander the Great and Winnie the Pooh have in common?

Solve the mathematical equation in the picture below.

What does below rebus means ?

Which is the rope you never skip with?

What is more useful when it is broken?

Where do fish keep their money?

One evening there was a murder in the home of a married couple, their son and daughter. One of these four people murdered one of the others. One of the members of the family witnessed the crime.

The other one helped the murderer.

These are the things we know for sure:

1. The witness and the one who helped the murderer were not of the same sex.

2. The oldest person and the witness were not of the same sex.

3. The youngest person and the victim were not of the same sex.

4. The one who helped the murderer was older than the victim.

5. The father was the oldest member of the family.

6. The murderer was not the youngest member of the family.

Who was the murderer?