Krish is 45 years old and his mother Crishtina is 73 years old.

Can you find out how many years ago, his mother was three times his age?

Which five letter word can be added at the end of below word to form a
valid word?

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A man walked into a pub and went straight towards the Barman. He asked for a dirty martini from the Barman. The Barman thought something and then pulled out a pistol from his drawer and aimed it directly at the man. Why did he do that?

What does the following represent?

N N N N N N N

A A A A A A A

C C C C C C C

In the picture, you can see a chess board. On the top left position, the K marks a knight. Now, can you move the knight in a manner that after 63 moves, the knight has been placed at all the squares exactly once excluding the starting square?

What does the below image rebus riddle means ?

Give it food and it will live; give it water and it will die.

Here is a mathematical expression that also secretly tells a movie name. What movie is that?

If we change the South-East direction into North and North-East into West and all others similarly.
Can you find out which direction will be in the place of South-West direction?

Luis Garavito killed Density x Volume.

Who is Luis Garavito ?