As easy as you can get into me, it is as hard to get out of me.

Do you know what I am?

using four eights (8) and a one (1) and one mathematical symbol , create the number 100

We have shown you a regular water barrel as below. Without using any measuring device can you check if the barrel is more than half-filled or less than half-filled?

How many pluses should we put between the digits of 987654321 to get a total of 99, and where?

Place the numbers from 1 to 9 in the circles in a manner that each side of the triangle sums up to 17.

There are nine dots in the picture that has been attached with this question. Can you join all the dots by drawing four straight lines without picking up your pen?

At a party, there are five people and a whole round cake lying at the centre of the table. Only four people will make a cut and take their piece and the last one will get the remaining piece on the table. How can they make sure that everyone gets a 1/5th of the piece?

I am working in a bus company. The company recently went under expansion and therefore there was not enough room for all the buses. As a result, twelve buses had to be stored outside.

If the company decides to expand the garage space by forty percent, enough space to accommodate the current buses will be created leaving enough space for twelve more buses if the need arises in future.

Can you calculate the number of buses that the company owns at present?

Remove two matchsticks to make the below equation correct.

Can you find the six hidden animals in the picture below?