Can you identify the hidden rebus in the image below?

A number with an interesting property:

When I divide it by 2, the remainder is 1.
When I divide it by 3, the remainder is 2.
When I divide it by 4, the remainder is 3.
When I divide it by 5, the remainder is 4.
When I divide it by 6, the remainder is 5.
When I divide it by 7, the remainder is 6.
When I divide it by 8, the remainder is 7.
When I divide it by 9, the remainder is 8.
When I divide it by 10, the remainder is 9.

It's not a small number, but it's not really big, either.
When I looked for a smaller number with this property I couldn't find one.

Can you find it?

Can you convert the number zero(0) into a positive number using just one mathematical operator ?

When 99 is considered higher than 100?

What number does the below three word/phrase identify and why?
1. Deck
2. Year
3. Singing in the Rain

I am a prime number.
The double of myself is equal to the square of me.

which number am I?

What number should come in place of the question mark below?

Why Aeroplane windows are round?

Why are all black people so quick ?

I went to the bookshop and spent one-half of the money that was in my purse.

When I came out, I found that I had as many cents as I had dollars and half as many dollars as I had cents when I went in. Find the money in my purse when I entered the store.