In a classic wine shop, the list of three most popular wines are:
- The cost of 1 French wine bottle: 500$
- The cost of 1 German wine bottle: 100$
- The cost of 20 Dutch wine bottles: 100$

John entered the wine shop and he needs to buy
- All three types of wine bottles.
- Needs to buy Dutch wine bottles in multiples of 20.
- Need to buy 100 wine bottles in total.

John has only 10000$. How many wine bottles of each type, John must buy?

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 number should come in place of the question mark below?

Can you find the dog hidden in a group of pandas?

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

I can be made.
I can be cracked.
I can be told.
I can be played.

Who am I?

Find the next number in the series below

21 32 54 87 131 ?

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

Find the value of "?" in the ball picture Riddle below:

What is greater than gold but cannot be bought. it can never be sold and can earn if its sought. though it can be broken, it can still be fixed. for by birth it can't start nor by death it is ended.what am i?