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.

This is a classy optical illusion puzzle. What more you can find except bricks in the image below?

How can you make the following equation true by drawing only one straight line: 5+5+5=550 ?

Can you replace the question mark with the correct number?

When can we add 2 to 11 and get 1 as the correct answer?

That attorney is my brother, testified the accountant.

But the attorney testified he didn't have a brother.

Who is lying?

Six glasses are in a row. The first three are filled with milk and the last three are empty. By moving only one glass, can you arrange them so that the full and the empty glasses alternate?

What does below Rebus say?

XLR8

By what process could you make a 'Tea-Table' into food?

You have 1023 apples and 10 bags. You have to distribute these apples in these 10 bags in any way you choose. But when I ask for a certain number of apples you have to give them in terms of bags without transferring the apples from other bags. How do you distribute the apples?