On the manuela question, why did y’all multiply 300 times 25?

Can someone me with this problem . show your work .

If g^-1(x) is the inverse of g (x) which statement must be true

Your friend uses c=50p to find the total cost, c, for the people, p, entering a local amusement park what is the unit rate and what does it represent in the context of the situation?