Answer pls is mathematically is due today in 1 m

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?

Arestaurant charges $100 to rent its banquet room for an event. it also charges $15 to serve dinner to each guest. write an equation for the total cost of the banquet room in terms of the number of guests. deine your variables. what is the total cost of the banquet room for 20 guests?

For f(x) = 3x+1 and g(x) = x2 - 6, find (g/f)(x)