posted by Ayan .
A regional flight has first class passengers and of economy passengers. x =
number of economy passengers and y = number of first class passengers
The plane has at least 20 economy passengers
The plane has at least 10 first class passengers
The plane has 2 first class passengers for every 1 economy for a total of
no more than 100 passengers.
a. Find the inequalities
b. The profit made by the airline for each economy passenger is $90 and for
each first class passenger is S200. What is the maximum profit the
company can make?