What has to be broken before you can use it?

A certain street contains 100 buildings. They are numbered from 1 to 100. How many 9's are used in these numbers?

I know there are two methods by using three time the same number with a plus(+) operator , you can make sum as 60.

One of them is 20+20+20.

whats the other way ?

I can sizzle like bacon,
I am made with an egg,
I have plenty of backbone, but lack a good leg,
I peel layers like onions, but still remain whole,
I can be long, like a flagpole, yet fit in a hole.

The first two letters signify a male, the first three letters signify a female, the first four letters signify a great, while the entire world signifies a great woman. What is the word?

What is the riddle which can be asked all day with a different correct answer each time.

If I remove one from eleven it becomes Ten and if I remove one from nine also becomes Ten. How?

A man started to town with a fox, a goose, and a sack of corn. He came to a stream which he had to cross in a tiny boat. He could only take one across at a time. He could not leave the fox alone with the goose or the goose alone with the corn. How did he get them all safely over the stream?

I am the beginning of the end, and the end of time and space. I am essential to creation, and I surround every place. What am I?

I am a seven-letter word but if you remove four of my letters I will have one left. What word am I?