If EELS + MARK + BEST + WARY = EASY

What does HELP + BARK + WARD + LEAD equal?

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?

Decode below three cipher riddles:

26 L of the A
7 D of the W
1000 Y in a M

Keyboard words are not in alphabetical order, Why?

Find The Next Number in this series.
1, 2, 6, 42, 1806 ?

I make a loud sound when I’m changing. When I do change, I get bigger but weigh less. What am I?

What is wrong in the below Picture?

Can you name three consecutive days without using the words Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, or Sunday?

What is the centre of gravity?

My cousin lives in one story house in Antarctica. His house is made the of-of sandstone. what is the color of stairs?