With the help clues provided in the image, can you find the 5 digit key?

It belongs to you, but other people use it more than you do. What is it?

In which direction should the missing arrow point?

Identify the hidden meaning behind this picture?

Can you convert the number zero(0) into a positive number using just one mathematical operator ?

What Adam and Eve do not have but the rest of the people have?

A devotee visits 9 temples when he visits India. All these nine temples have one thing in common - there are 100 steps in every temple. The devotee puts the Re.1 coin after climbing up every step. He does the same while climbing down every step. At each temple, the devotee offers half of his money from his pocket to god. In this way, his pocket becomes empty after he visits the 9th temple.

Can you calculate the total amount he had initially?

You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

A woman is sitting in her hotel room and hears a knock at the door. She opens the door to see a man whom she’s never met before. He says, “I’m sorry, I have made a mistake, I thought this was my room.” He then goes down the corridor and into the elevator. The woman goes back into her room and calls security. What made the woman so suspicious of the man?

Your job is to measure 45 minutes if you have only two cords and matches to light the cords.

1. The two cords are twisted from various materials, so their different segments can burn at different rates.
2. Each cord burns from end to end in exactly one hour.

Describe your way of measuring the 45 minutes.