how many grams in a cup?
Best Answer: t depends what you have in the cup. A cup is a measure of volume, but a gram is a measure of mass. Heres a list to help you out. Granulated sugar: 1 cup = 200 grams. Brown sugar: 1 cup, packed = 220 grams. Sifted white flour: 1 cup = 125 grams. White rice, uncooked: 1 cup = 185 grams.