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

In the Wild West, you are challenged into a death match by two bounty hunters nicknamed Golden Revolver (GR) and Killer Boots (KB). You accept the challenge. None of you want to waste any of the bullet and so a certain rules are laid down:

1) All of you will shoot in a given order till the last man standing.
2) Each of you shoots only once upon his turn.
3) If any one of you is injured, the other two will finish him off with an iron rod.
4) The worst shooter of all (which is you) shoots first and the best one shoots at the last.

Now, how will you plan things if you know that you hit every third shot of yours, KB hits every second shot and GR hits every shot ?

using four eights (8) and a one (1) and one mathematical symbol , create the number 100

You can find some missing letters in the picture. By placing two particular letters in the spaces, you can form a nine lettered word beginning from one of the corners and going clockwise direction to the middle. Can you find out the letters and the word?

Can you Find and name the hidden bird in the picture below ?

Who can jump higher than a Mountain?

What you cannot hold but it is yours?

Our product and our sum always give the same answer. Who are we?

Can you tell a 3D object that has just two surfaces?

Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?