A sea diver is a real show-off. He showed everyone that he can hold his breath underwater for 15 minutes.

I went to the diver and told him that I can be underwater for double the time i.e 30 minutes.
He responded that he will give me 100$ if I would be able to do it. I won 100$.

What did I do?

John is asked to stand behind Jacob and Jacob is asked to stand behind John. Both of them feel confused about it and don't know what to do?

But it is quite possible, do you know how?

How can you make the following equation true by drawing only one straight line: 5+5+5=550 ?

Solve the following series:
AZ, GT, MN, __, YB

Why did Buffon take the goal with him after every Juventus match?

What's the best place to go shopping in the ocean?

If I remove one from eleven it becomes Ten and if I remove one from nine also becomes Ten. How?

You need to pick one entry from pot A and one from pot B to have a perfect match. Can you do it?

Below the four parts have been reorganised. The four partitions are exactly the same in both arrangements. Why is there a hole?

We have four gears with below features=> Both Gear A and D has 60 teeth=> Gear B has 40 teeth=> Gear C has 20 teeth=> Every two minutes, Gear B makes 25 full turns.What is the relative speed of Gear A and Gear B?