John is the son of Jacob.
So,
Jacob is the_____of John's father?

A mother bought three dress for her triplets daughters(one for each) and put the dresses in the dark. One by one the girls come and pick a dress.
What is the probability that no girl will choose her own dress?

You enter your friend's room. He is not in his room. Although you see that on the bed there are two dogs, five cats, two giraffes and three pigs. Also, a couple of chickens and ducks are flying in the room.

Calculate the number of legs standing on the floor.

A dead body is found outside a multi-story multinational company. The case is reported and a homicide detective is called on the crime scene.

He looks at the body and then towards the building. From the position of the body, it is evident that the victim committed suicide. He goes to the first floor of the building and then walks in the direction of the dead body, opens the window and toss a coin in the air.

He goes to second floor and again repeats the process. He keeps doing this till he is done on all the floors. Then he returns back to the floor and tells his team that it is a murder.

How in heaven did he deduce that?

Find the last number in the series below:

voN luJ yaM raM ---

I speak without a mouth, and hear without ears. I have no-body, but I come alive with the wind. What am I?

Keyboard words are not in alphabetical order, Why?

The answer I give is yes, but what I mean is no. What was the question?

I have a head like a cat and feet like a cat, but I am not a cat. What am I?

The day after tomorrow will be three days before Tuesday. Can you find out what is today?