It could mean anything. It depends on the context of the comment. In some cases it could be sexual asking you if you are ready for sex. A complete answer can not be given you without knowing how, when and where this was asked you.
He is worried about you.
They like you
Red
It means he likes you.
he has dry skin.
sex!!
it probably means he likes you lol
It means she is catching the bus to see a boy.
Not necessarily, but if he asks you out or something, then definitely.
It usually means he wants to call you.
they are eather nosy or like you
It means that he wants to sing a song with you.