Can you count the number of matches in the picture below ?

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.

Your last good ping-pong ball fell into a narrow metal pipe embedded one foot deep in concrete.
How can you get it out undamaged, if all the tools you have are your tennis paddle, shoe laces, and plastic water bottle, which does not fit into the pipe?

What's the next in the series?

H, Be, F, S, Mn, Kr, In, Gd, Tl, ?

What makes this number unique: 8,549,176,320?

What Adam and Eve do not have but the rest of the people have?

A cricket has 6 legs, a squirrel has 4 legs and a spider has 8 legs.

In a local zoo, it was found that the total number of legs is 612. Also, there are equal number of each of the above animals/insects.

Can you find out how many animals are there in the zoo?

Most people think of me as money. But when they find me in the water, they won’t get any money out of me. What am I?

what does this below rebus represent identXQQQQQME

Find three whole, positive numbers that have the same answer when multiplied together as when added together.