Jack was having a candle light dinner with his girlfriend. Suddenly a cold gush of wind entered through the open window and three of the ten candles were extinguished. Assuming that none of the other candles were extinguished.

How many candles are they left with in the end ?

If there are fifteen crows on a fence and the farmer shoots a third of them, how many crows are left?

What breaks yet never falls, and what falls yet never breaks?

You see a mathematical expression in the picture. Can you think of a movie that this expression refers to?

I am lying and I always lie. Tell me whether I am lying or telling the truth.

Which five letter word can be added at the end of below word to form a
valid word?

> Pin
> Check
> Boiling
> View

What numbers should go on the bottom line?
3 6 9 15
8 2 10 12
11 8 19 27
19 10 29 39
? ? ? ?

When Jack was six years old he hammered a nail into his favourite tree to mark his height. Ten years later at age sixteen, Jack returned to see how much higher the nail was. If the tree grew by five centimetres each year, how much higher would the nail be?

You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

When my father was 31 I was 8. Now he is twice as old as me. How old am I?