SC Spotlight: Count and Non-Count Nouns

GMAT prep advice - Count nouns and non-count nouns (sometimes called “mass nouns”) are well-named: the former are countable entities, the latter are not. While you can count any number of individual coins in your possession, you cannot have any real number of cashes...These nouns make an occasional appearance on the GMAT in Sentence Correction; if correct usage were always obvious, it wouldn’t...