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

There are five people. One of them shot and killed one of the other five.
We know following clues:
1. Dan ran in the NY City Marathon yesterday with one of the innocent men.
2. Mike consider being a farmer before he moved to the city.
3. Jeff is a top notch computer consultant and wants to install Ben new computer next week.
4. The murderer had his leg amputated last month.
5. Ben met Jack for the first time six months ago.
6. Jack has been in seclusion since the crime.
7. Dan used to drink heavily.
8. Ben and Jeff built their last computers together.
9. The murderer is Jack's brother. They grew up together in Seattle.

Consider yourself to be a famous detective "Sherlock Homles", Can you find the killer?

A man dies of old age on his 25 birthday. How is this possible?

A shepherd had 18 sheep, out of which, all but ten died.

Can you tell us how many sheep was he left with?

Solve The below Equation:

ALFA + BETA + GAMA = DELTA

What do you think with the below Picture ?

If six children and two dogs were under an umbrella, how come none of them got wet?

How can you make a TV, a bed, a dog, and a car liquid?

I throw two dice simultaneously.

What is the probability of getting a sum as 9 of the two numbers shown?

A boy was locked in a room by some robbers. All that is in the room is a piano, a calendar, and a bed. The room is locked from the outside. What does he eat, drink, and how does he escape and get out?