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

Can you find out which options fits best with the missing column?

What's a single-digit number with no value?

I am white when I am dirty, and black when I am clean. What am I?

A 3 digit number is such that it's unit digit is equal to the product of the other two digits which are prime. Also, the difference between it's reverse and itself is 396.

What is the sum of the three digits?

A person is found murdered in his Chamber. When the crime scene is investigated, the Investigator find out that there is a calendar on which the victim has written a few numbers with his blood. The numbers are 4, 11, 11 and 4.

There are four suspects in the murder, John, Jacob, Anna and Lee. Can you find out who is the murderer?

What does below pictogram mean?

Why did the Girl throw the butter out of the window?

I am the fastest animal but cannot climb the tree. What am I?

How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?