A new Engineering building containing 100 offices had just been completed. John was hired to paint the numbers 1 to 100 on the doors. How many times will John have to paint the number nine (9)?

I cannot talk, but I always reply when spoken to. What am I?

How many minutes are there in Feb 2017?

Note: The shortest answer is the correct answer.

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 ?

There was a man he lives in a hotel each morning he presses the first floor button each evening if there is a person in the elevator he asks him to press the 10 floor button if there is no one in the elevator he takes the stairs why.

Two friends were betting. One said to the other, "The coin will be flipped twenty times and each time the coin lands on the head, I will give you $2 and each time it lands on the tale, you will give me $3." After flipping the coin twenty times not a single penny was exchanged among them.

How many times did the coin land on heads?

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

Why is the Hole below a Lock?

Can you calculate the probability of getting a sum of six when a dice is thrown twice?

A Child was born in Lahore, Pakistan.

Still child is not a Pakistani citizen.why ?