1. What is the optimal solution for the following problem?

   Maximize	P = 3x + 15y
   subject to	2x + 4y 12
   	5x + 2y 10
   and	x 0, y 0.

   (x, y) = (2, 0)

   (x, y) = (0, 3)

   (x, y) = (0, 0)

   (x, y) = (1, 5)

   (x, y) = (6, 0)