I travel all around the world but always stay in the corner. What am I?

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

On a bus, there is a 26-year-old pregnant lady.
A 30-year-old policeman.
A 52-year-old random woman.
And the 65-year-old driver.

Who is the youngest?

Can you find the largest Three-digit number whose sum is 14 and whose square is less than 5,00,000?

There are 4 big houses. They are made from the materials: red marble, green marble, white marble and blue marble.

* Mrs Jennifer's house is somewhere to the left of the green marble one and the third one alone is white marble.
* Mrs Sharon owns a red marbles house and Mr Cruz does not live at either end, but lives somewhere to the right of the blue marbles house.
* Mr Danny lives in the fourth house, while the first house is not made from red marble.

Who lives where, and what is their house made from?

Can you find out a way through which you can make five squares out of the given figure by moving just six match sticks?

What is so fragile that saying its name breaks it?

The chance of Mr John winning the lottery is 10%. All participants lined up and Mr John is 4th in the row. The first three participants lose the lottery.

What is the chance of Mr John now?

Jenifer is learning to drive her car. She went down a one way lane and in the wrong direction. But she do not break any law.

How come ?

What will be the best approach to finding all the prime numbers less than 75 that leave an odd reminder when we divide them with 5?