What has to be broken before you can use it?

Can you name some countries which do not have the alphabet 'A' in them?

How many times can you subtract the number 5 from 25?

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?

Before Mount Everest was discovered, what was the highest mountain in the world?

John was piloting a plane behind a car but was never able to overtake it. Why?

A man plots the murder of his wife. His plan is full proof. Nobody saw them leaving their house. He stabbed her with a knife while driving. She died on the spot. He threw her body in a valley. He threw the knife carefully wiping his finger prints on a random garbage bin. Then he went back to his home and no one was watching him this time as well.

After an hour, he was called by the local police department who informed him that his wife was murdered. They asked him to reach the scene of crime immediately. But as soon as he arrived at the crime scene, he was arrested by them.

How did the police know that he himself is the murderer?

What do you call a fish without an eye?

Can you count the number of lines in the below picture?

When is the top of a mountain similar to a savings account?