Ajar contains 17 orange, 7 pink, and 4 black marbles. a marble is drawn at random. what is the probability of drawing a pink or orange marble? (note: percentages are rounded to the nearest tenth of a percent.)

Jack has a rectangular piece of land, the area of which is represented by a1 = 9.5l. his brother has a different rectangular piece of land, the area of which is represented by a2 = l(14 − l). let a represent the area in square meters and l represent the length in meters of the pieces of land. the two equations plotted on a graph meet at a point as shown in the image