I need help ASAP whatcha one is the correct surface area

Which of the following would be a good name for the function that takes the weight of a box and returns the energy needed to lift it?

What is the total surface area of this square pyramid?

Zoey made 5 1/2 cups of trail mix for a camping trip. she wants to divide the trail mix into 3/4 cup servings. a. ten people are going on the trip. can zoey make enough 3/4 cup servings so that each person gets one serving? b. what size would the servings need to be for everyone to have a serving?