Answer:The smaller box weighs 510grams.
Step-by-step explanation:
Weight of large box = 680 grams
Weight of smaller box = 0.75 times ls larger box
Therefore Weight of Smaller box = 680 X 0.75
=510grams
D) 40% 2/5=40 so 40 percent chance
(8 teaspoons) / (4 cups) = 2 teaspoons per cup
(4 cups) / (8 teaspoons) = 1/2 cup per teaspoons