impossible quiz 100 try and get a 100

this quiz will test your skills it will be hard and easy

1 what goes up and never comes back down
2 what grade in skool is funner
3 what is black and white and read all over
4 why did the woman put make up on her forehead
5 a old fastion bike has 21 spokes how many space are between them
6 what always ends everthing
7 what has 4 wheels and flies