In order to complete the racing competition, the Mexico racetrack has to submit its top and the most famous three horses to win the competition. Due to an electrical storm, all the records are cleared and no one knows which horse holds the record. They all look identical and it becomes even more difficult to differentiate the horses. There are 25 horses in the Mexico racetrack. But there can be only five horses at a time on the track. What will the least number of races that can be conducted to find out the three fastest horses?

What does this rebus puzzle means ?

Can anyone tell me a word in the English dictionary which has a silent 'z'?

What kind of band never plays music?

I have Rs.50 and I spend it in the way as below.

Take away my first letter, then take away my second letter. Then take away the rest of my letters, yet I remain the same. What am I?

A man fell off a smuggling boat into deep water. He could not swim and he was not wearing anything to keep him afloat. It took 30 minutes for the people on the boat to realize someone was missing. The missing man was rescued two hours later on the return trip. Why didn't he drown? Note:- He didn't know swimming, the sea was deep, and He wasn't holding anything

A tree doubled in height each year until it reached its maximum height over the course of ten years. How many years did it take for the tree to reach half its maximum height?

What do you call a fish without an eye?

Buy me, smell me or deliver me, I do not change.

Who am I?