I have a mouth but I don't eat.
I have a bank but have no money.
I have a bed but i dont sleep.
I wave but have no hands.

Who Am I ?

Which number should replace the question mark?

How many triangles are there in the picture below?

The person who makes it has no need for it; the person who buys it has no use for it. The person who uses it can neither see nor feel it. What is it?

Can you count the number of triangles in the given figure?

Find out which of the given views in the picture is accurately the top view of the given pyramid.

I am weightless, but you can see me. Put me in a bucket, and I'll make it lighter. What am I?

What brings you down but never up?

In a guessing game, five friends had to guess the exact numbers of apples in a covered basket.
Friends guessed 22, 24, 29, 33, and 38, but none of the guesses was correct. The guesses were off by 1, 8, 6, 3, and 8 (in random order).

Can you determine the number of apples in a basket from this information?

"That Restaurant always remains crowded. This is the reason why nobody goes there".

Can you find a flaw in this statement?