Why did the Girl throw the butter out of the window?

who is silent in the parliament?

If you had a pizza with crust thickness 'a' and radius 'z', what's the volume of the pizza?

It's a 7-letter word.
If we remove 1 letter from it, it remains the same.
If we remove 2 letters from it, it remains the same.
If we remove 3 letters from it, it remains the same.
If we remove all the letters from it, still it remains the same.
What is it?

What is the centre of gravity?

A boy was locked in a room by some robbers. All that is in the room is a piano, a calendar, and a bed. The room is locked from the outside. What does he eat, drink, and how does he escape and get out?

A seven-year-old kid challenged his classmates that he can make the number one disappear by adding something to it.

How can he do that?

Which alphabet letter is a question?

Why do you find that most of the buildings are deprived of the 13th floor?

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