Answer :
Hi ! this is a ratio problem
6 servings/1 serving =9.78 grams/x x=number of grams in one serving
9.78/6=1.63 grams of sugar in one servin
6 servings/1 serving =9.78 grams/x x=number of grams in one serving
9.78/6=1.63 grams of sugar in one servin