In this image, you can see three almost identical Doraemon images. Can you spot the odd one out from them?

French Police inspects a room where there are no windows, no doors, no tables and is almost empty expect there is just a puddle of water. They found a dead man who obviously hung herself from the ceiling, but they are not able to figure out how this had happened.

John and Jacob entered the crime scene and easily able to solve the case.

How did the man die?

A man calls his dog from the opposite side of a river. The dog crosses the river without a bridge or a boat and manages to not get wet. How is this possible?

In the attached figure, you can see a chessboard and two rooks placed on the chess board. What you have to find is the number of squares that do not contain the rooks. How many are there?

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?

What does below rebus means ?

Which number should replace the question mark?

What will be the best approach to finding all the prime numbers less than 75 that leave an odd reminder when we divide them with 5?

I look flat, but I am deep. Hidden realms I shelter. Lives I take, but the food I offer. At times I am beautiful. I can be calm, angry, and turbulent. I have no heart but offer pleasure as well as death. No man can own me, yet I encompass what all men must have. What am I?

How can you take 2 from 5 and leave 4?