A girl is twice as old as her brother and half as old as her father. In 50 years, her brother will be half as old as his father. How old is the daughter now?

I inserted a coin in a bottle and closed its mouth with the help of a cork. Now, I was able to take the coin out from the bottle without taking out the cork or breaking the bottle. Can you tell me how I did it?

What four weights can be used to balance from 1 to 30 pounds?

If you're 8 feet away from a door and with each move you advance half the distance to the door. How many moves will it take to reach the door?

Luis Garavito killed Density x Volume.

Who is Luis Garavito ?

By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?

If your uncle’s sister is not your aunt, what relation is she to you?

Do you know of a place where the wind blows south and then suddenly shifts direction towards the north?

What has hands, but can’t clap?

There is an ancient kingdom where every married woman keeps information regarding the fidelity of other men. However, what they don't know is the fidelity of their own husbands. Also, there is an ancient belief that they don't tell each other about the fidelity of their husbands.

On a certain day, the queen of the kingdom declares that she has identified at least one unfaithful man in the kingdom. She allows the wives to identify and gives them authority to kill their husbands if they are unfaithful at midnight.

How will the wives manage it?