Quantifiers - Upper-Intermediate

Which is incorrect? Much/A small number of/A great deal of time was spent explaining the error.

Which is incorrect? Several/Every/Each room has a whiteboard.

Which is incorrect? A few/A little/Several books are missing from the library.

Which is incorrect? I've got no/any/some idea what to do if the car breaks down.

Which is incorrect? I can't see any/many/no reasons for sleeping here tonight.

Which is incorrect? He's got quite a few/many/little English-speaking friends.

Which is incorrect? I'll buy either of/all of/both of them, I like them so much.

Which is incorrect? We have a little/a small amount of/little money left, so we can afford a coffee.