An Englishman, an American and a Sardarji are called upon to test a lie detector.
The Englishman says: -I think I can empty 20 bottles of beer-. BUZZZZZZ, goes the lie detector. -Ok-, he says, -10 bottles-. And the machine is silent.
The American says: -I think I can eat 15 hamburgers-. BUZZZZZZ, goes the lie detector. -Allright, 8 hamburgers-. And the machine's silent.
The Sardarji says: -I think...-, BUZZZZZZ goes the machine.