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?

The Puzzle: Here is a famous prize problem that Sam Loyd issued in 1882, offering $1000 as a prize for the best answer showing how to arrange the seven figures and the eight 'dots' .4.5.6.7.8.9.0. which would add up to 82

Can you count the number of quadrilaterals in the picture below?

Three brothers Jacob, John, and James live in Mexico City. The product of the ages of these brothers is 175. Jacob and John are twins. How old is James?

When is the top of a mountain similar to a savings account?

If,
29 - 1 = 30
9 - 1 = 10
14 - 1 = 15

Based on similar logic, Can you prove that the below algebraic equation is true?
11 - 1 = 10 ?

A kind heart person buy packed food at 3$/packet from United states and sells them at 1$/packet at Africa. After some time he becomes a millionaire.

How come the guy become millionaire ?

Find the last number in the series below:

voN luJ yaM raM ---

Can you name an animal whose killing cannot be performed without spilling your own blood?

Through your logical capabilities, can you make 7 an even?