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

In a jungle where there are no street lights or any other artificial source of lights, I notice a black snake crossing the road.
How did I get sight of the snake?

I am a type of food that is often found in the fridge and can be white in colour. What I am?
Hint 1: I am a dairy product.
Hint 2: You can spread me on the bread.

Two guards were guarding the camp.Guard-1 was looking towards the south to make sure no threat is coming from the road.Guard-2 was looking at the north to make sure no threat is coming from the top. Suddenly Guard-1 ask the Guard-2 why he is smiling?How Guard-1 knows that Guard-2 is smiling?

I throw two dice simultaneously.

What is the probability of getting a sum as 9 of the two numbers shown?

We have shown you a regular water barrel as below. Without using any measuring device can you check if the barrel is more than half-filled or less than half-filled?

Take 9 from 6, 10 from 9, 50 from 40, and leave 6.

How Come ??

Which is the smallest number that you can write using all the vowels exactly once?

The ages of a father and son add up to 66.
The father's age is the son's age reversed.
How old could they be?
(3 possible solutions).

An artist while painting a scenic beauty, decides to paint three layers of blue colour on the sky.

Which layer will go on the first?