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

A man who was outside in the rain without an umbrella or hat didn’t get a single hair on his head wet. Why?

What demands an answer, but asks no questions

I get hot but I never sweat,
I cook food but I am not a chef,
I have a door but you can't enter me,
I have a light but I am not a lamp.
Who am I?

I have cities, but no houses. I have mountains, but no trees. I have water, but no fish. What am I?

I noticed one of the words in the oxford dictionary is spelled incorrectly. What about you?

In a boat, the father of a sailor's son is sitting with the son of the sailor. However, the sailor is not present on the boat.

Can this even be possible?

No matter how little or how much you use me, you change me every month. What am I?

Eight of us go fourth, not back, to protect our king from an attack. What are we?

Once upon a time, there was a castle on a square island. The entire island was surrounded by a 14m wide trench. The Romans had wanted to invade the castle and had brought a few wooden planks along with them to facilitate themselves in crossing the moat. The planks were however found to be only 13m long.

The Romans still managed to cross the trench. How did they do it?