If you’ve got me, you want to share me; if you share me, you haven’t kept me. What am I?

Your mother’s brother’s only brother-in-law is asleep on your couch. Who is asleep on your couch?

In a science lab, a petri dish hosts a healthy colony of yeast for an experiment. Now every minute, all the yeast cells divide into two. At noon, there was just a single cell of yeast and at 1:22, the Petri dish was half full. Can you calculate when the dish will be full of yeast?

Railroad Crossing, look out for the cars. Can you spell that, without any R's ?

What English word has three consecutive double letters?

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?

I have no doors but I have keys, I have no rooms but I have space, you can enter but you can’t leave! What am I?

Who is that with a neck and no head, two arms and no hands? What is it?

A kind heart person buy packed food at 3$/packet from United states and sells them at 1$/packet at Africa. After some time he becomes a millionaire.

How come the guy become millionaire ?

By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares"