Which country gets ill every time?

4 fathers, 2 grand-fathers and 4 sons went to watch the movie.What is the minimum number of tickets they need to buy ?

13 decks of cards have been mixed. What is the minimum number of cards that must be taken out from the above-mixed cards to guarantee at least one 'four of a kind?

Which Burger Is Different in below image?

John has played 50 ODI's and his average is 50. How many runs should he score in his 51st ODI, so that his average score jumps to 51?

You need to move three matchsticks to form three squares. Can you do it?

You are a thief and you are being punished for your crime. People have tied your head down on a tree with a rope that has been anchored in the ground. A candle is burning below the rope which is slowly burning it away. Just below your head, a Lion has been left loose and is waiting for you to drop down on the ground so he can have you as his lunch.

You have to survive the scenario. How will you do it?

If you toss a coin 10 times and it lands heads up every time, what are the chances it will land heads up if you toss it again?

Can it be possible to build a house that has all its four walls facing towards the South?

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