A girl is twice as old as her brother and half as old as her father. In 50 years, her brother will be half as old as his father. How old is the daughter now?

What is the riddle which can be asked all day with a different correct answer each time.

Luis Garavito killed Density x Volume.

Who is Luis Garavito ?

A Doctor always sneezes before the rain. Doctor sneezes, Will it rain?

John is pretty weird. He likes toffees but hates chocolates. He loves books but never reads. He likes to build his troops in an online game but does not proceed with the war. He likes to go swimming but is afraid of water.

Seeking this behaviour, can you tell whether he likes balloons and parties?

As easy as you can get into me, it is as hard to get out of me.

Do you know what I am?

The teacher told the student that if he told a lie then he will be expelled from school and if he told the truth then he still is expelled from school.

What can a student say to prevent his being expelled from school?

I am looking for a word that change both gender and number when i add the letter 'S'.

What Word am I Looking For ?

A mad serial killer kidnaps people and forces them to play the game of 2 pills with them, In this game, there are pills in the table and one of them is normal pill while the other one is deadly poisonous.
The victim will choose one pill and the killer will pick the other pill and both simultaneously will swallow the pill with water.
victim dies every time.

One day the serial killer kidnaps the Joseph and forces him to play the same game with him.

Joseph solves the mystery of the two pills and remains alive.

Explain?

You and your two friends are working in a multinational company. How can you three find out the average salary of you all without disclosing your own salary to the other two?