How many points are there on the globe where, by walking one mile south, then one mile east and then one mile north, you would reach the place where you started?

A King wants to send the diamond ring to his girlfriend securely. He got multiple locks and their corresponding keys. His girlfriend does not have any keys to these locks and if he sends the key without a lock, the key can be copied in the way. How can King send the ring to his girlfriend securely?

I don't get anymore wetter, no matter how much rain falls on me.

What does does this rebus picture means ?

Can you find out the remainder when 3^300 is divided by 5?

Why do Chinese men eat more rice than Japanese men do ?

There are five vowels (a, e, i, o, u) in the English language.
Can you tell us a word that contains all these vowels?

Can you write down eight eights so that they add up to one thousand?

Who always enjoys poor health?

When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?