Simplify. help please

If f(x) and g(x) are inverse functions of each other, which of the following shows the graph of f(g(x)

Mason and christian go to the movie theater and purchase refreshments for their friends. mason spends a total of $45.75 on 3 bags of popcorn and 6 drinks. christian spends a total of $71.50 on 6 bags of popcorn and 4 drinks. write a system of equations that can be used to find the price of one bag of popcorn and the price of one drink. using these equations, determine and state the price of a drink, to the nearest cent.

I’m how many different ways can she give the four remaining flowers to the rest of the teachers in the afternoon