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)?

We know that the number 7 is the prime followed by a cube. Which next number is also a prime followed by a cube?

How many sides does a circle have?

My cousin lives in one story house in Antarctica. His house is made the of-of sandstone. what is the color of stairs?

Arrange the numbers 1, 2, 3, 4, 5, 6, 7, 8 and 9 above and below the division line in a manner that the thus formed fractions equal to 1/3.

(You can use one number only once)

A sea diver is a real show-off. He showed everyone that he can hold his breath underwater for 15 minutes.

I went to the diver and told him that I can be underwater for double the time i.e 30 minutes.
He responded that he will give me 100$ if I would be able to do it. I won 100$.

What did I do?

On a magical land of Mexico , all the animal in the land are rational.

There are 10 tigers and one goat.
Tiger can eat goat but since it's a magical land , the tiger who eats the goat , turns into goat and then can be eaten by the remaining tiger(s).

If we leave them for some time then how many goat and tiger will be there , when we come back ?

I can be made.
I can be cracked.
I can be told.
I can be played.

Who am I?

No one wants to have it, but if one got it, he does not want to lose it. What is It?

Two in a corner, one in a room, zero in a house, but one in a shelter. What is it?