Can you find a number that lies one third of the distance between 1/3 and 2/3?

Decode below three cipher riddles:

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

What does the following represent?

N N N N N N N

A A A A A A A

C C C C C C C

Why is Saturday stronger than Monday?

How many words can a quill made with the feather of a pigeon write with a 100ml bottle of black ink?

You can hear me, but you can't touch or see me.

What am I?

An American nightclub called 'The Coconut Grove' had a terrible fire in which over 400 people died. A simple design flaw in the building led to a high death toll. Subsequently, regulations were changed to ensure that all public buildings throughout the country eliminated this one detail, which proved deadly. What was it?

Imagine you are in a room with no windows or doors. How will you get out?

I travel all around the world but always stay in the corner. What am I?

What does this mathematical rebus means ?