Is the statement valid that it does not matter how much older a sibling is, eventually the younger one will be half as old as the older one?

Christina has four daughters, and each of her daughters has a brother. How many children does Christina have?

Can you solve the photo plexer logic ?

John walks into the daily grocery shop and steals a $100 bill from the shop. An hour later John returns to the shop and buys some daily products for $40. John pays the owner the $100 bill and therefore the owner returns him $60.

How much money did the owner lose?

The person who makes it has no need for it. He who purchases it does not use it. The person who does use it does not know they are. What is it?

The more of this there is, the less you see. What is it?

What you cannot hold but it is yours?

I was born in a small house and I live in it all alone. No windows and no doors have been assigned to my house. The only way I can go out is by breaking through the walls of my house.

Who am I?

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?

In the given figure, move three matchsticks so that the resulting figure contains two rectangles.