John was so frustrated to be the suspect of being a sleeper terrorist that he shoot himself right between the eyes with a revolver in his toilet. The revolver and the bullets were accurate. Minutes later John walks out of the toilet unharmed.
How can this be possible?

15 caves are arranged in a circle at the temple of doom. One of these caves has the treasure of gems and wealth. Each day the treasure keepers can move the treasure to an adjacent cave or can keep it in the same cave. Every day two treasure seekers visit the place and have enough time to enter any two caves of their choice.

How do the treasure seekers ensure that they find the treasure in the minimum number of possible days?

How many triangles are there in the picture below?

Which is heavier: a ton of bricks or a ton of feathers?

I have a head like a cat and feet like a cat, but I am not a cat. What am I?

What time is it when an elephant sits on a fence?

Can you count the number of triangles in the picture below?

There is a box full of marbles,
all but two are blue,
all but two are green,
and all but two are red.

How many marbles are in the box?

I have Rs.50 and I spend it in the way as below.

Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?