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?

Can you count the number of triangles in the given picture?

Which fur should we be getting from the Lion?

I am quite hot but become too cold if you remove the first two letters. What am I?

By what process could you make a 'Tea-Table' into food?

A sundial has the fewest moving parts of any timepiece. Which has the most?

What kind of band never plays music?

My location can be determined by the below rebus.
So where am i ?

A boy purchased a book from a bookkeeper and gave him $100.
The cost of the book is $50 but the bookkeeper has no change, so he gets the change from the next shop and returns the boy his $50.

After some time the next shopkeeper came with the $100 note and told the bookkeeper that the note was a fraud, so he took the money back.

How much loss did the bookkeeper face?

If an earthquake is 1 point higher on the Richter Scale than another earthquake which is actually 10 times stronger, how much stronger would an earthquake be if it was just half a point higher on the Richter scale?