How many triangles can you find in this given picture?

In case you were starting to feel confident, this one was meant for third graders in Vietnam. The answer is 66, but we don't blame you for scratching your head about how they got there.

Can you find out the total number of triangles in the given figure?

You have a basket containing ten apples. You have ten friends, who each desire an apple. You give each of your friends one apple.
Now all your friends have one apple each, yet there is an apple remaining in the basket.
How?

John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?

Your mother’s brother’s only brother-in-law is asleep on your couch. Who is asleep on your couch?

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.

Find out the number of circles in the given picture having Illusion

When I get multiplied by any number, the sum of the figures in the product is always me. What am I?

There was an aeroplane crash, every single person died, but two people survived. How is this possible?