7. A rectangle is bounded by the r-axis and y-axis and the graph of y = 3- 3x (as shown below). What length and width should the rectangle have so that its area is a maximum? (10 pts) 8. The West Rock company wants to design a cardboard box (with a lid) whose base length is double the base width and has a volume of 49,392 cm . What is the smallest possible surface area and what are the dimensions that will yield it? (10 pts)