My cousin lives in one story house in Antarctica. His house is made the of-of sandstone. what is the color of stairs?

As easy as you can get into me, it is as hard to get out of me.

Do you know what I am?

In the image given, you can find several triangles. Can you count them all?

Baseball bat and ball cost $100. If the bat cost $99 more than the ball, what is the cost of each?

When we see 2 but call 10?

In front of you, there are 9 coins. They all look absolutely identical, but one of the coins is fake. However, you know that the fake coin is lighter than the rest, and in front of you is a balance scale. What is the least number of weightings you can use to find the counterfeit coin?

What seven-letter word has hundreds of letters in it?

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

Who am I?

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 ?

A person was found dead on a big green land with no trees or buildings around. When the police arrived, they found a piece of rock lying next to him and the man was wearing clothes comprising of red, blue and yellow colours.

Can you tell who the person is and what was the cause of death?