A certain street contains 100 buildings. They are numbered from 1 to 100. How many 9's are used in these numbers?

What does an Island and the letter T have in common?

I know a country, If you remove the last alphabet of its name, it will become a part of your body. Do you name it?

There are 2 cops parked along a one-way street looking for traffic violations. They spot a taxi driver going in the wrong direction, yet they do nothing.

Why?

Two guards were guarding the camp.Guard-1 was looking towards the south to make sure no threat is coming from the road.Guard-2 was looking at the north to make sure no threat is coming from the top. Suddenly Guard-1 ask the Guard-2 why he is smiling?How Guard-1 knows that Guard-2 is smiling?

Can you find the six hidden animals in the picture below?

This is a classy optical illusion puzzle. What more you can find except bricks in the image below?

Most people think of me as money. But when they find me in the water, they won’t get any money out of me. What am I?

A rain drop fell from one leaf to another leaf and lost 1/4th of its volume. It then fell to another leaf and lost 1/5th of the volume. It again fell on another leaf and lost 1/5th of the volume.



This process kept repeating till it fell on the last leaf losing 1/75th of its volume.



Can you calculate the total percentage of loss from the initial volume when the drop has fallen to the last leaf accurate up to two decimal places?

What number when divided in half becomes zero?