Find out a multi-digit number that if multiplied by the number 9 or any of its multiplications products (i.e. 18, 27, 36, 45,..) will result in the multiplication factor repeated (n) number of times.

There is a place where if I stand up straight, I will still be considered sideways.

Do You See It?

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

What number should come in place of the question mark below?

A train full of passengers goes through a tunnel. When the train comes out from the other end, there is no single person on the train.

How did it happen?

Solve the mathematical equation in the picture below.

Kareena is older than Katrina and younger than Karishma. Isabelle is younger than Bipasha and Karishma. Bipasha is older than Karishma. If Kareena and Isabelle are the same age, who's the youngest?

You knock a Table over in the library, and suddenly 20 eyes are looking at you.

I am quite hot but become too cold if you remove the first two letters. What am I?