A seven-year-old kid challenged his classmates that he can make the number one disappear by adding something to it.

How can he do that?

Move four matchsticks to the below square to form three squares?

Count the number of lines in the image below ?

Which wheel of car does not rotate when you turn your car right?

The more it dries, the wetter it becomes. Can you tell what it is?

Find the next number in the series

12, 20, 40, 72, 116, 172 ?

A pack of cards has 40 cards. You are blindfolded. Out of 40, 25 cards are facing down while 15 are facing up. You have been asked to divide this pack of cards into two decks - so that each deck contains an equal number of face-up cards. Remember, you are blindfolded.

How will you do it?

I am the one who remains awake when you sleep. But I need to rest when you awake. Who Am I?

Find the number of squares in the below-given picture.

What do you answer even though it never asks you questions?