How can you tell a raw egg from a hard-boiled egg?

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

I sleep during the day and fly at night, but I have no feathers to aid my flight. What am I?

For an extra income, John decided to work at a Hotel for one hour daily. The manager offers him that they will pay him $11 after every 11 days.
However, John offered a different proposition to the manager. The offers stand as:
He will be paid just a penny on his first day.
Two pence will be paid on the second day,
Four pence will be paid on the third day.
And so on till the 11th day.

Should the Hotel manager accept his offer?

I am looking for a word that change both gender and number when i add the letter 'S'.

What Word am I Looking For ?

When it's bad luck to meet a black cat?

There's one "sport" in which neither the spectators nor the participants know the score or the leader until the contest ends.

What is it?

What has one letter and starts with an E?

There are a hundred statements.

First person says: At least one of the statements is false.

Second person says: At least two of the statements is false.

Third person says: At least three of the statements are false.

Fourth person says: At least four of the statements are false.

..

..

..

Hundredth person says: At least a hundred of the statements are false.

Analysing it, how many statements do you think are false and how many are true?

1. What does:
TIM JOB
represent?

2. What does:
MO_ _
represent?