I am the first thing you need while camping.
I am always with the person named Marcos Valencia and Carrick.
But Pogba Zlatan and Rooney think I am wasteful and do not need me.
I am the second to the last thing to add when you are making a patch.

What am I?

You need to remove two matchsticks to make the below equation true. Can you do it ?

There are nine letters in the below-given diagram. You have to form a nine-letter word using these letters.

Can you arrange four 9's and use at most 2 math symbols, to make the total 100?

What work can one never finish?

In a university, a professor gave a set of three problems to the three brilliant students of his class. See the image for the questions.

If you were to put a coin into an empty bottle and then insert a cork into the neck, how could you remove the coin without taking out the cork or breaking the bottle?

Can you solve this picture maths equation?

What is next number in the pattern below:

131 517 192 123 ?

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?