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 this mean?

CCCCCCC

Find three numbers such that

* When we multiply three numbers, we will get the prime numbers.
* The difference between the second and the first number is equal to the third and second.

A word I know has six letters it contains, remove one letter and 12 remain. What is it?

The horse jumps over the king.
Strangely there is absolutely no scratch on him.

Can anyone explain, how is this possible?

You bought me for dinner but never eat me. What am I?

Who has married many women but was never married?

We know that the number 7 is the prime followed by a cube. Which next number is also a prime followed by a cube?

Arrange the numbers 1, 2, 3, 4, 5, 6, 7, 8 and 9 above and below the division line in a manner that the thus formed fractions equal to 1/3.

(You can use one number only once)

Find the missing number in the image below.