What is the next number in this series?

4,12,84,3612....

Can you identify if it's a murder or a suicide ?

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?

A boy was at a carnival and went to a booth where a man said to the boy, "If I write your exact weight on this piece of paper then you have to give me $50, but if I cannot, I will pay you $50." The boy looked around and saw no scale so he agrees, thinking no matter what the carny writes he'll just say he weighs more or less. In the end the boy ended up paying the man $50. How did the man win the bet?

What word does this rebus represent?

meta meta
meta meta

How can you leave a room with two legs and return with six legs?

There is a square of a particular number which when doubled, becomes 7 more than its quarter.

Can you find the number?

There are 2 people near the river and both of them want to get on the other side. The boat can only take one of them. But they got across.
How?

A man was just doing his job when his suit was torn. Why did he die three minutes later?

There are are five things wrong with this sentence; only geniuses will be able to to spot all of the mitstakes