Which is faster, Heat or Cold ? Explain.

By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?

Who has married many women but was never married?

Solve the equation in the image by looking at the pattern closely.

Solve the mathematical equation in the picture below.

I’m orange, I wear a green hat and I sound like a parrot. What am I?

There are three light switches outside a room. One of the switches is connected to a light bulb inside the room.
Each of the three switches can be either 'ON' or 'OFF'.

You are allowed to set each switch the way you want it and then enter the room(note: you can enter the room only once)

Your task is to then determine which switch controls the bulb?

Which of the below owl is odd one out?

The answer I give is yes, but what I mean is no. What was the question?

Six glasses are in a row. The first three are filled with milk and the last three are empty. By moving only one glass, can you arrange them so that the full and the empty glasses alternate?