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.

Irene killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?

I have one of the three numbers: 1, 2, or 3 in my mind. I speak only truth. You can ask me just one question for which I will only reply in yes or no or don't know. What question will you ask from me so that you are able to know the number?

Find the number of squares in the below-given picture.

Can you find a five letter word that is left with only two letters if one is removed?

What breaks yet never falls, and what falls yet never breaks?

A blonde put eyeliner on her head. Why?

John’s parents have three sons: Snap, Crackle, and what’s the name of the third son?

How is a fly different from a mosquito?

Paul's height is six feet, he's an assistant at a butcher's shop and wears size 9 shoes. What does he weigh?