Company ABC's profit is estimated by the following equation: P = 30x + 40y, where x and y are sales of specific products and P is in thousands of dollars. It was estimated that maximum and minimum profit values take place when sales take place in the following ordered pairs: (2,6), (6,4) and (-1,-3). At which pair is the maximum profit and at which pair is the minimum - describe the profit.
P1 =
P2 =
P3 =
Maximum profit =
Minimum profit =
Negative profit (loss) =