I always drive my customer away.

Who am I?

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?

There is so small cabin inside a deep forest.
All the forest burned out to worst possible but the inside of the cabin is still the same.
However all the person inside the cabin die.

How come ?

Can you find the largest Three-digit number whose sum is 14 and whose square is less than 5,00,000?

Replace the question mark with the number below given a simple math problem.

Yesterday I fell from 30 feet high ladder but I don't get hurt. Why?

We are a group of eight brothers. We consider the weak, yet we protect the king in every battle. If we move ahead, we never turn back. Who are we?

Can you count the number of triangles in the given picture?

I am something people love or hate. I change peoples appearances and thoughts. If a person takes care of them self I will go up even higher. To some people I will fool them. To others I am a mystery. Some people might want to try and hide me but I will show. No matter how hard people try I will Never go down. What am I?

The square root of number 121 is "11". What is the square root of the number "12345678987654321."?