If exactly 198 people sign up for a charter flight, Leisure World Travel Agency charges $308/person. However, if more than 198 people sign up for the flight (assume this is the case), then each fare is reduced by $1 for each additional person. Hint: Let x denote the number of passengers above 198.

Question

If exactly 198 people sign up for a charter flight, Leisure World Travel Agency charges $308/person. However, if more than 198 people sign up for the flight (assume this is the case), then each fare is reduced by $1 for each additional person. Hint: Let x denote the number of passengers above 198.
 
Find the revenue function R(x).
 R(x) = ?

Determine how many passengers will result in a maximum revenue for the travel agency.
 passengers
 
What is the maximum revenue?

$ ?
 
What would be the fare per passenger in this case?

? dollars per passenger