A number of people have broken the sound barrier, either in a super-fast car, or in nice fancy planes. However, hundreds of years ago it was broken on horseback. How?
It referees to whips the horse riders use. The tip of the whip travels faster than sound speed, making a loud snap.
You have ten lanterns, five of which are working, and five of which are broken. You are allowed to choose any two lanterns and make a test which tells you whether there is a broken lantern among them or not. How many tests do you need until you find a working lantern?
2 men and a boy started a never ending race. One of the men can run super fast while the other man can run way faster than the boy. The boy is the slowest runner. What are they?
A dinner party is to be fixed for a group consisting of 100 persons. In this party, 50 person do not prefer Veg, 60 prefer Non-veg and 10 do not prefer either Non-veg or Veg.
How many people prefer both Veg and Non-veg?
