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?

What does does this rebus picture means ?

I have a five and a three-gallon jar. Assuming there is an infinite supply of water, how can I measure one-gallon water?

Why 1729 is a magic number? Answer Logically.

In case you were starting to feel confident, this one was meant for third graders in Vietnam. The answer is 66, but we don't blame you for scratching your head about how they got there.

Take away the whole and some still remain. What is it?

Bopanna was working on a murder case when he received a message about the location of the murder weapon.
The message was encrypted as below.

"deb mitciv eht edisni neddih si nopaew redrum ehT"

Tell me the location of the murder weapon.

Can you convert the number zero(0) into a positive number using just one mathematical operator ?

Find the 8 in the below-given Image.

What mathematical symbol can be put between 5 and 9, to get a number bigger than 5 and smaller than 9?