I have a five and a three-gallon jar. Assuming there is an infinite supply of water, how can I measure one-gallon water?

On a charity event in Russia, Murray beat Djokovic by winning six games and losing three games.
Note: There is a total of 5 service breaks(one who serve lost the game).
Who served first, Djokovic or Murray?

A few friends are enjoying their sea voyage in a boat full of apples. On the way, they felt hungry and thus decided to eat the apples. Together, they ate two dozen of apples. When they have eaten the apples, will there be any change in the water level?

By using 'because' continuously three times, can you make an English statement ?

A word I know,
Six letters contain,
Subtract just one,
And twelve is what remains.

How can you take 2 from 5 and leave 4?

I throw two dice simultaneously.

What is the probability of getting a sum as 9 of the two numbers shown?

Can you move 2 matchsticks to form four equal sized squares.

They are the five precious gems of an everyday sort and all can be found on a Tennis Court. Who are they?

You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?