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?

Our product and our sum always give the same answer. Who are we?

There are three boxes on a table. One of the box contains Gold and the other two are empty. A printed message contains in each box. One of the message is true and the other two are lies.

The first box says "The Gold is not here".

The Second box says "The Gold is not here".

The Third box says "The Gold is in the Second box".

Which box has the Gold?

I am sure no one can have two things for dinner. what are they?

Solve the puzzle by telling what does below picture means.

If 21x = 79x, what is the value of x?

A King wants to send the diamond ring to his girlfriend securely. He got multiple locks and their corresponding keys. His girlfriend does not have any keys to these locks and if he sends the key without a lock, the key can be copied in the way. How can King send the ring to his girlfriend securely?

If there are fifteen crows on a fence and the farmer shoots a third of them, how many crows are left?

What do you answer even though it never asks you questions?

I live in a bowl. I can swim. I have a tail. I also have fins and big eyes. What am I?