There are nine letters in the below-given diagram. You have to form a nine-letter word using these letters.

Can you calculate the probability of getting a sum of six when a dice is thrown twice?

He digs out tiny caves and stores gold and silver in them. He also built bridges of silver and made crowns of gold. They are the smallest you could imagine. Sooner or later everybody needs his help, yet many people are afraid to let him help them. Who is he?

If six children and two dogs were under an umbrella, how come none of them got wet?

Move four matchsticks to the below square to form three squares?

If an electric train is travelling south, then which way is the smoke going?

If you drop me I’m sure to crack, but give me a smile and I’ll always smile back. What am I?

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

A boy and his father are caught in a traffic accident, and the father dies. Immediately the boy is rushed to a hospital, suffering from injuries. But the attending surgeon at the hospital, upon seeing the boy, says 'I cannot operate. This boy is my son.' How is this situation explained?

Identify the 10 differences between the two given pictures.