What's the best place to go shopping in the ocean?

To tease, King Akbar told his most clever advisor Birbal to give his daughter one thing that she can eat when hungry, drink if she feels thirsty and can burn if she feels cold. King Akbar was shocked when Birbal gave Akbar's daughter one such thing that satisfies all of the above.

What did Birbal give to Akbar's daughter?

How can you tell a raw egg from a hard-boiled egg?

Mr Red Lives in the red house.
Mr Green Lives in the greenhouse.
Mr Yellow Lives in the yellow house.

Who lives in the Whitehouse?

How old is your son? asked a man to his neighbour. My son is five times as old as my daughter and my wife is five times as old as my son. I am twice as old as my wife whereas my grandmother, who is celebrating her eighty-first birthday is as old as all of us put together.

How old is the man's son ?

It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

If it took eight men ten hours to build a wall, how long would it take four men to build it?

Do you know of a place where the wind blows south and then suddenly shifts direction towards the north?

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

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?