John is asked to stand behind Jacob and Jacob is asked to stand behind John. Both of them feel confused about it and don't know what to do?

But it is quite possible, do you know how?

What is the fastest way to double your money?

A plane crashed between the border of Mexico and America. Where do you bury the survivors?

Which number comes next in the number series?

2, 9, 30, 93, ?

John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?

Solve the puzzle by telling what does below picture means.

It's pretty hard to give up.
If you remove a part of it, you will be left with a bit.
Even if you remove another part, the bit still remains.
Remove one more and it still remains.

What is it?

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?

Sherlock breaks into a crime scene. The victim is the owner who is slumped dead on a chair and have a bullet hole in his head. A gun lies on the floor and a cassette recorder is found on the table. On pressing the play button, Sherlock hears the message 'I have committed sins in my life and now I offer my soul to the great Lord' and followed a gunshot Sherlock smiles and informed the police that's its a murder.

Why did he think so?

I never stop running even when I standstill. If I am formed by joining two identical bodies together, can you guess who I am?