There are people and strange monkeys on this island, and you can not tell who is who (Edit: until you understand what they said - see below). They speak either only the truth or only lies.
Who are the following two guys?
A: B is a lying monkey. I am human.
B: A is telling the truth.

What has no start, end, or centre?

No one wants to have it, but if one got it, he does not want to lose it. What is It?

Identify the movie name through below Rebus containing Pi Mouse and coconut tree..

A pond had 60 fish, out of which, all but 20 died.
How many fishes are now present in that pond?

Take 9 from 6, 10 from 9, 50 from 40, and leave 6.

How Come ??

There are are five things wrong with this sentence; only geniuses will be able to to spot all of the mitstakes

A girl was sitting in her hotel room when she heard a knock on the door. She opened the door and found that a man was standing outside. The man said, "Oh! I am really sorry, I thought this was my room." He then walked through the corridor to the elevator. The girl did not know the man. She closed her door and called security asking them to apprehend the man. What made her suspicious of that man? He might have been genuinely mistaken.

Luis Garavito killed Density x Volume.

Who is Luis Garavito ?

The below mentioned letters have been placed in a order using a logic.

DEAD, BALL, FEAR, SHOP

Can you find the logic?