Name a key which is hardest to turn.

ENEMY = 2 * LINK
LINK + 2 = HELL

Then what will be TAXI + HELL? Select from the options below:
a) ROTTEN
b) DANGER
c) HEAVEN
4) MORTAL

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

A man was telling some of his war stories to his grandchildren.
"When the World War I was on the verge of end, I was awarded for my bravery for I had saved a group of my men." He coughed and then added, "When we were fighting in northern France, an enemy soldier threw a grenade at us. Before it could explode, I picked it up and threw it away. For my act of bravery, right before the war ended, A General gave me a sword engraved with the words "Awarded for Display of Bravery and Heroism in World War 1"."

Hearing this, one of the grandson spoke up. "Grandpa, this is not a true story. It can"t be true!"

The truth is that it was not. How did the grand children know it?

There is a movie name hidden in the picture that is attached with this question. Can you find out which movie is it?

Can you quickly find which two matchstick figures are identical?

There was a strange boy who was born before his father. How can this be possible?

Make the seating arrangement of 10 children in such a way that there are 5 rows with 4 children in each row.

If you read clockwise, you can form a word by inserting three missing letters in the picture given below. Can you do it?

How many words can a quill made with the feather of a pigeon write with a 100ml bottle of black ink?