While handling a project, the landscaper is asked by the owner of the mansion that he wants four trees in front of his mansion that are exactly equidistant from each other.

How will he do it?

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

What is so fragile that saying its name breaks it?

I am a type of food that is often found in the fridge and can be white in colour. What I am?
Hint 1: I am a dairy product.
Hint 2: You can spread me on the bread.

How is a fly different from a mosquito?

Why Aeroplane windows are round?

I always drive my customer away.

Who am I?

You can hear me, but you can't touch or see me.

What am I?

French Police inspects a room where there are no windows, no doors, no tables and is almost empty expect there is just a puddle of water. They found a dead man who obviously hung herself from the ceiling, but they are not able to figure out how this had happened.

John and Jacob entered the crime scene and easily able to solve the case.

How did the man die?

How many sides does a circle have?