Look at this sequence from top to bottom. What is the next number in the sequence?
1
11
21
1211
111221
312211

There are three boxes on a table. One of the box contains Gold and the other two are empty. A printed message contains in each box. One of the message is true and the other two are lies.

The first box says "The Gold is not here".

The Second box says "The Gold is not here".

The Third box says "The Gold is in the Second box".

Which box has the Gold?

Which is faster, Heat or Cold ? Explain.

You order chicken wings at KFC in the boxes of 6, 9 and 20. What is the largest number of wings that you cannot obtain by buying in any combination of the boxes?

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

There are 2 people near the river and both of them want to get on the other side. The boat can only take one of them. But they got across.
How?

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

If you were to put a coin into an empty bottle and then insert a cork into the neck, how could you remove the coin without taking out the cork or breaking the bottle?

There's one "sport" in which neither the spectators nor the participants know the score or the leader until the contest ends.

What is it?

ENEMY = 2 * LINK
LINK + 2 = HELL

Then what will be TAXI + HELL? Select from the options below:
a) ROTTEN
b) DANGER
c) HEAVEN
4) MORTAL