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?

On a certain day, John celebrated his birthday. Two days later, his older twin brother Jacob celebrated his birthday.

Is this even possible? How can it be?

Two guards were on duty outside a barracks. One faced up the road to watch for anyone approaching from the North. The other looked down the road to see if anyone approached from the South. Suddenly one of them said to the other, "Why are you smiling?"

How did he know his companion was smiling?

Which is faster, Heat or Cold ? Explain.

Can you write down eight eights so that they add up to one thousand?

Which is the smallest number that you can write using all the vowels exactly once?

There is something which you can be arrested for attempting but not for successfully completing.

In the four images below, can you find the odd one out?

How can you take 2 from 5 and leave 4?

Complete the table series riddle by finding the number that can replace "??".