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

There are five vowels (a, e, i, o, u) in the English language.
Can you tell us a word that contains all these vowels?

Can you count the number of children in the picture below

Lifeless eyes on my smiling face and watch your child's sleeping place. In their dreams they hold me tight. What am I?

By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?

Why despite killing dozens of people Charley and Wilma were not punished?

While going to your grandmother's house, you counted Twenty houses on the right side. While returning back to your home, you counted Twenty houses on the left side.

How many houses are there between your home and your grandmother's home?

Can you place six X (crosses) in below board without making three in a row in any way ?

John buys rice at Rs.60/kg from Britain and then sells them at Rs.5/kg in India. As a result of this, he becomes a millionaire. How come?

A farmer and his neighbour once went to Emperor Akbar"s court with a complaint. "Your Majesty, I bought a well from him," said the farmer pointing to his neighbour, "and now he wants me to pay for the water."
"That"s right, your Majesty," said the neighbour. "I sold him the well but not the water!"?
The Emperor asked Birbal to settle the dispute. How did Birbal solve the dispute?