why number 8549176320 is one of a kind?

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?

We can be boring,Or interesting.
We can be long,Or short.
We can have pictures,Or just words.
Many love us,But many also hate us.
What are we?

A maths symbol is hidden in the below Bar Graph. Can you decipher it?

What kind of tree can you carry in your hand?

Can you find out a way through which you can make five squares out of the given figure by moving just six match sticks?

Why are all black people so quick ?

I organized a small get together at my home.
In the party , i have a barrel with some whiskey in it.

Suddenly Guest 1 say 'I bet this barrel of whiskey is more than half full'.
'No, it's less than half full' Guest 2 replied.

I don't have any measuring instrument and without removing whiskey from it , how can i determine which of the guest is right ?

Can you count the number of triangles inside a triangle?

Is the statement valid that it does not matter how much older a sibling is, eventually the younger one will be half as old as the older one?