You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

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?

Can you solve the maths in the below-given picture equation?

I have no doors but I have keys, I have no rooms but I have space, you can enter but you can’t leave! What am I?

In the figure, you can see nine stars. What you have to do is connect all of them by using just four line and without lifting your hand i.e. in a continuous flow.

What is the largest amount of money that you can possess in change and still if someone asks you for a dollar, you won't be able to give?

Which is the correct shadow of the bird?

You are given a cube that is made with the help of 10x10x10 smaller cubes summing up to a total of 1000 smaller cubes. You are asked to take off one layer of the cubes.
How many remain now?

The day after tomorrow will be three days before Tuesday. Can you find out what is today?

In the picture that is attached with this question, you can find a square which comprises of four little squares inside it. Consider this square to be made with matchsticks. You have to remove two matchsticks such that only two squares remain instead of five.How will you do it ?