Answer:
0.042 kilograms of dietary fat are in a box containing 3.00 lb of candy.
Step-by-step explanation:
Total mass of candy in box = 3.00 lbs = 1360.78 g
1 lbs = 453.592 g
Mass of a single candy = 22.7 g
Number of candies in 1360.78 g =

Amount of fat in 1 candy which weights 22.7 g = 7.00 g
Amount of fat in 60 candies = 60 × 7 g = 42 g = 0.042 kg
1 g = 0.001 kg
0.042 kilograms of dietary fat are in a box containing 3.00 lb of candy.