Decode below three cipher riddles:

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

Can you solve this amazing hard number series problem?
7, 8, 10, 12, 16, 18 ?

Can you find the largest Three-digit number whose sum is 14 and whose square is less than 5,00,000?

Why Wine Glass Stem is so long?

A woman shoots her husband.

Then she holds him under water for over 5 minutes.

Finally, she hangs him.

But 5 minutes later they both go out together and enjoy a wonderful dinner together.

How can this be?

In a Society, there are over 100 flats.

Flat 1 is named the first flat.
Flat 2 is named the second flat.
Flat 3 is named the third flat. And So On.....

A visitor decides to walk through all the flats, and he finds all the flats except flat 62.
Anmol later founds that the locals of the town have given it another name.

What is the name of the Flat?

I am a mother. However, I never give birth.

I am a father. However, I never nurse my children.

Wandering is not possible for me, but standing still happens occurs rarely.

Who am I?

Can you start the fire using two pieces of wood?

I taste better than I can smell. Who am I?

There are five vowels (a, e, i, o, u) in the English language.
Can you tell us a word that contains all these vowels?