variant of what does that have to do with the price of tea in China?

Used to ask for directions in order to go to a bus station.

Used to ask for directions in order to go to a train station.

Alternative form of you kiss your mother with that mouth

(rhetorical question, colloquial, sarcastic) A comment used to indicate that a previous comment is irrelevant or unimportant.

Asking how much money is to be paid for products or services.

Asked to find out whether an ill or wounded person is able to walk or needs to sit down or lie down.

Used to ask the interlocutor how many languages he or she speaks.

what kind of music do you like?

Used to ask how many brothers or sisters someone has.