A large container is kept in open under the rain. Every passing hour, the water collected inside the container becomes double what it was.

In ten hours, the container is filled completely. Can you calculate how long would it have taken to be filled in half?

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?

Name one eight-letter word with 'kst' in the middle, 'in' the beginning, 'and' at the end.?

What does this Rebus Picture means ?

Tell me the Hindi name of a Vegetable which if we remove 1st word will become a precious Stone and by removing the last word it will become a sweet eatable.

I have holes on the top and bottom. I have holes on my left and on my right. And I have holes in the middle, yet I still hold water. What am I?

Count the Triangle in the figure given below:

Can you count the number of triangles inside a triangle?

I am a white box having no key or lid.
Yet there is a golden treasure inside it.

What Am I?

Why is the Hole below a Lock?