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

What number when divided in half becomes zero?

Prove that twice of ten is the same as twice of eleven.

There are two guys standing face to face in a room. On a wall, there is a clock. One of those is a prophet. He tells the other guy that he will be stabbed in the back in five minutes.

Shocked to hear that, the other guy stares at the clock. Just after the five minutes, he is stabbed on the back. Can you tell what happened?

Find the missing letter in the last circle logically in the given below picture.

Trying to tease Birbal, Akbar gave him one gold coin and ask him to buy
* something for him to eat
* something for him to drink.
* something to feed the cows
* something to plant in the garden
and most important you need to buy only one thing.

What must Birbal buy to silence Akbar?

What number does the below three word/phrase identify and why?
1. Deck
2. Year
3. Singing in the Rain

Wednesday, Steve and Pam go to a restaurant to eat lunch. After eating lunch, they pay the bill. But Steve and Pam do not pay the bill. So…who does?

Three fair coins are tossed in the air and they land with heads up. Can you calculate the chances that when they are tossed again, two coins will again land with heads up?

Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?