A chess tournament is taking place on knock-out terms (the one who loses the match is out of the game).
(a) If 10 matches are played in total, how many players participated?
(b) If 20 players took part in the tournament, how many matches were played?

If you drop me I’m sure to crack, but give me a smile and I’ll always smile back. What am I?

John was drowned by he was not wet. How?

A network of 20 x 10 squares is given to you.

Can you calculate how many unique squares and rectangles can be formed combining two or more individual squares ?

What number comes next in the series?

5 15 5 18 5 24 14 20 _

There are three boxes of different sizes with three cupcakes inside each of the boxes in Christina's kitchen. At night her daughter wakes up and goes to the kitchen. She opens a box and eats all three cakes.

But in the morning Christina finds out that each box still had three cupcakes. How?

How can a man go eight days without sleep?

It belongs to you, but other people use it more than you do. What is it?

What do you see in the image below

A maths symbol is hidden in the below Bar Graph. Can you decipher it?