Can you name some countries which do not have the alphabet 'A' in them?

I add 5 to 9 and get 2. The answer is correct, so what am I?

A famous swimmer can swim downstream in a lake in exactly 40 minutes with the lake current.
He can swim upstream in that lake in exactly 60 minutes against the lake current.
The length of the lake is 2 km.

How long he can cover the distance of one side at a still lake with no current?

Something Extraordinary happened on May 6th 19778 at 12:34am what was that?

Find the value of "?" in the ball picture Riddle below:

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?

Suppose we lay down two cups in front of you. One of the cups is filled with tea and the other one with coffee. Now we ask you to take a spoonful of tea and mix it with the coffee. At this moment, the coffee cup has a mixture of tea and coffee. You have to take that mixture (spoonful) and add it back to the tea.

Can you now tell if the cup of coffee has more tea or the cup of tea has more coffee?

How can you write nineteen in a manner that if we take out one, it becomes twenty?

What is so fragile that saying its name breaks it?

What can you deduce from the following BrainBat?

CRY
LMKI