A manufacturer estimates that when x units of a particular commodity are sold domestically and y units are sold to foreign markets, the profit is given by

hundred dollars. If monthly domestic sales vary between 100 and 125 units and foreign sales between 70 and 89 units, what is the average monthly profit?

Transcribed Image Text:

P(x, y) = (x 30)(70 + 5x - 4y) - + (y 40)(80 - 6x + 7y) -