An infinite number of mathematicians are standing behind a bar. The first asks the barman for half a pint of beer, the second for a quarter pint, the third an eighth, and so on. How many pints of beer will the barman need to fulfill all mathematicians' wishes?

Astrology starts with the alphabet A, Biology starts with B, Psychology with P and Limnology with L.

Can you find an "ology" that begins with a P?

What came first, the chicken or the egg?

In the picture given below, can you find out which digit will take place of the question mark?

Our product and our sum always give the same answer. Who are we?

If Rajina's daughter is my daughter's mom, who am I to Rajina?

What is the end of everything?

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?

what one word does the below rebus identifies?

Can you make a six-letter word using the letters N, A and B ?