Irene killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?

Can you divide the below-given shape into four equal and identical pieces?

Which city is three-fifths chick two third cat and 50% goat?

Akbar called Birbal and asked him to draw a line on the floor. He asked Birbal to make that line smaller without erasing it. Birbal smiled and did it before Akbar could blink his eyes.

How did he managed to do it?

Can you circle exactly four of these numbers such that the total is twelve?

1 6 1
6 1 6
1 6 1
6 1 6

What do you see in the image below

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 ?

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

They came out at night, without being called.
They lost at day, without being stolen.
Who are they?

A man who was outside in the rain without an umbrella or hat didn’t get a single hair on his head wet. Why?