You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

You want to boil a two-minute egg. If you only have a three-minute timer (hourglass), a four-minute timer and a five-minute timer, how can you boil the egg for only two minutes?

What three numbers, none of which is zero, give the same result whether they’re added or multiplied?

Can you replace the question mark with the correct number in the below table sequence?

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

What can jump higher than a building?

Use only one mathematical symbol and all numbers (0-9) to get a sum of 99

John was a very careless driver, so his owner Jacob gave him an offer that he will get an incentive of Rs.30 for every bottle box he delivered without breaking it and he will be charged Rs.90 for every bottle box he broke. Jacob gave John 100 bottles-box to deliver. After delivery, Jacob paid John Rs.2400. How many bottles-box did John break?

The first box has two white balls. The second box has two black balls. The third box has a white and a black ball.

Boxes are labeled but all labels are wrong!

You are allowed to open one box, pick one ball at random, see its colour and put it back into the box, without seeing the colour of the other ball.

How many such operations are necessary to correctly label the boxes?

How can you make number one disappear by adding something to it?